| 
                                    
                                        gptkbp:instanceOf
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:bird
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:breedingSeason
                                    
                                 | 
                                
                                    
                                        
                                            
                                            brood parasite
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:class
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Aves
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:clutchSize
                                    
                                 | 
                                
                                    
                                        
                                            
                                            1
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:commonHostSpecies
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:red-eyed_vireo
                                        
                                         
                                    
                                        
                                            gptkb:song_sparrow
                                        
                                         
                                    
                                        
                                            gptkb:yellow_warbler
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:commonName
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Brown-headed_cowbird
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:conservationStatus
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Least Concern
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:diet
                                    
                                 | 
                                
                                    
                                        
                                            
                                            insects
                                        
                                        
                                         
                                    
                                        
                                            
                                            seeds
                                        
                                        
                                         
                                    
                                        
                                            
                                            grains
                                        
                                        
                                         
                                    
                                        
                                            
                                            omnivore
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:distribution
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Canada
                                        
                                         
                                    
                                        
                                            gptkb:Mexico
                                        
                                         
                                    
                                        
                                            gptkb:United_States
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:eggColor
                                    
                                 | 
                                
                                    
                                        
                                            
                                            white or grayish with brown spots
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:family
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Icteridae
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:firstDescribed
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Louis_Jean_Pierre_Vieillot
                                        
                                         
                                    
                                        
                                            
                                            1810
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:fledgingPeriod
                                    
                                 | 
                                
                                    
                                        
                                            
                                            10–12 days
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:foragingBehavior
                                    
                                 | 
                                
                                    
                                        
                                            
                                            ground forager
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:genus
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Molothrus
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:habitat
                                    
                                 | 
                                
                                    
                                        
                                            
                                            open fields, forest edges, grasslands
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:incubationPeriod
                                    
                                 | 
                                
                                    
                                        
                                            
                                            10–12 days
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:IUCNStatus
                                    
                                 | 
                                
                                    
                                        
                                            
                                            22724338
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:laysEggs
                                    
                                 | 
                                
                                    
                                        
                                            
                                            lays eggs in nests of other birds
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:length
                                    
                                 | 
                                
                                    
                                        
                                            
                                            16–22 cm
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:lifespan
                                    
                                 | 
                                
                                    
                                        
                                            
                                            up to 16 years in the wild
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:malePlumage
                                    
                                 | 
                                
                                    
                                        
                                            
                                            brown head, glossy black body
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:migratory
                                    
                                 | 
                                
                                    
                                        
                                            
                                            partially migratory
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:molting
                                    
                                 | 
                                
                                    
                                        
                                            
                                            once per year
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:nativeRange
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:North_America
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:nestlingPeriod
                                    
                                 | 
                                
                                    
                                        
                                            
                                            8–13 days
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:notableFeature
                                    
                                 | 
                                
                                    
                                        
                                            
                                            does not build its own nest
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:numberOfBroodsPerYear
                                    
                                 | 
                                
                                    
                                        
                                            
                                            multiple
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:order
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Passeriformes
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:plumage
                                    
                                 | 
                                
                                    
                                        
                                            
                                            dull brown overall
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:region
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Western_United_States
                                        
                                         
                                    
                                        
                                            gptkb:Great_Plains
                                        
                                         
                                    
                                        
                                            
                                            Eastern United States
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:scientificName
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Molothrus_ater
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:sexualDimorphism
                                    
                                 | 
                                
                                    
                                        
                                            
                                            present
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:sexualMaturity
                                    
                                 | 
                                
                                    
                                        
                                            
                                            1 year
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:threats
                                    
                                 | 
                                
                                    
                                        
                                            
                                            habitat loss
                                        
                                        
                                         
                                    
                                        
                                            
                                            persecution due to brood parasitism
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:vocalization
                                    
                                 | 
                                
                                    
                                        
                                            
                                            gurgling and squeaky calls
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:weight
                                    
                                 | 
                                
                                    
                                        
                                            
                                            30–60 g
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsParent
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Anaho_Island_National_Wildlife_Refuge
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsLayer
                                    
                                 | 
                                
                                    
                                        
                                            
                                            6
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        https://www.w3.org/2000/01/rdf-schema#label
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Brown-headed cowbird
                                        
                                        
                                         
                                    
                                 |