| gptkbp:instanceOf | gptkb:bird 
 | 
                        
                            
                                | gptkbp:breedingSeason | brood parasite 
 | 
                        
                            
                                | gptkbp:callsign | gurgling and whistles 
 | 
                        
                            
                                | gptkbp:clutchSize | 1 egg per host nest 
 | 
                        
                            
                                | gptkbp:commonHostSpecies | gptkb:Yellow_Warbler gptkb:Song_Sparrow
 gptkb:Red-winged_Blackbird
 
 | 
                        
                            
                                | gptkbp:conservationStatus | Least Concern 
 | 
                        
                            
                                | gptkbp:describedBy | gptkb:Louis_Jean_Pierre_Vieillot 
 | 
                        
                            
                                | gptkbp:describedYear | 1810 
 | 
                        
                            
                                | gptkbp:diet | insects seeds
 grains
 omnivore
 
 | 
                        
                            
                                | gptkbp:distribution | gptkb:Canada gptkb:Mexico
 gptkb:United_States
 
 | 
                        
                            
                                | gptkbp:eggColor | white with brown spots 
 | 
                        
                            
                                | gptkbp:family | gptkb:Icteridae 
 | 
                        
                            
                                | gptkbp:foragingBehavior | ground forager 
 | 
                        
                            
                                | gptkbp:genus | gptkb:Molothrus 
 | 
                        
                            
                                | gptkbp:habitat | open fields grasslands
 forest edges
 
 | 
                        
                            
                                | gptkbp:impactOnHosts | reduces host reproductive success 
 | 
                        
                            
                                | gptkbp:IUCNStatus | 22724338 
 | 
                        
                            
                                | gptkbp:laysEggs | lays eggs in nests of other birds 
 | 
                        
                            
                                | gptkbp:length | 16-22 cm 
 | 
                        
                            
                                | gptkbp:lifespan | up to 16 years 
 | 
                        
                            
                                | gptkbp:malePlumage | brown head, glossy black body 
 | 
                        
                            
                                | gptkbp:migratory | yes 
 | 
                        
                            
                                | gptkbp:molting | gptkb:annual 
 | 
                        
                            
                                | gptkbp:nativeRange | gptkb:North_America 
 | 
                        
                            
                                | gptkbp:nestType | does not build own nest 
 | 
                        
                            
                                | gptkbp:notableFeature | brood parasitism 
 | 
                        
                            
                                | 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 | yes 
 | 
                        
                            
                                | gptkbp:sexualMaturity | 1 year 
 | 
                        
                            
                                | gptkbp:subspecies | Molothrus ater artemisiae Molothrus ater ater
 Molothrus ater obscurus
 
 | 
                        
                            
                                | gptkbp:weight | 30-60 g 
 | 
                        
                            
                                | gptkbp:wingspan | 36 cm 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Yellow_Warbler gptkb:Estivant_Pines
 gptkb:Eastern_Towhee
 gptkb:Madera_Canyon
 
 | 
                        
                            
                                | gptkbp:bfsLayer | 7 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | Brown-headed Cowbird 
 |