| gptkbp:instanceOf | gptkb:bird 
 | 
                        
                            
                                | gptkbp:alternativeName | gptkb:Black-necked_Grebe 
 | 
                        
                            
                                | gptkbp:breedingPlumage | gray and white black head with golden ear tufts
 
 | 
                        
                            
                                | gptkbp:conservationStatus | Least Concern 
 | 
                        
                            
                                | gptkbp:describedBy | gptkb:Christian_Ludwig_Brehm 
 | 
                        
                            
                                | gptkbp:describedYear | 1831 
 | 
                        
                            
                                | gptkbp:diet | insects crustaceans
 small fish
 
 | 
                        
                            
                                | gptkbp:distribution | gptkb:Asia gptkb:Europe
 gptkb:North_America
 
 | 
                        
                            
                                | gptkbp:eggColor | pale blue 
 | 
                        
                            
                                | gptkbp:family | gptkb:Podicipedidae 
 | 
                        
                            
                                | gptkbp:habitat | marshes shallow lakes
 
 | 
                        
                            
                                | gptkbp:incubationPeriod | 20–21 days 
 | 
                        
                            
                                | gptkbp:IUCNStatus | LC 
 | 
                        
                            
                                | gptkbp:length | 28–34 cm 
 | 
                        
                            
                                | gptkbp:lifespan | up to 10 years 
 | 
                        
                            
                                | gptkbp:migratory | migratory 
 | 
                        
                            
                                | gptkbp:nesting | floating nests 
 | 
                        
                            
                                | gptkbp:notableFeature | forms large flocks during migration 
 | 
                        
                            
                                | gptkbp:order | gptkb:Podicipediformes 
 | 
                        
                            
                                | gptkbp:scientificName | gptkb:Podiceps_nigricollis 
 | 
                        
                            
                                | gptkbp:sexualDimorphism | minimal 
 | 
                        
                            
                                | gptkbp:threats | habitat loss pollution
 
 | 
                        
                            
                                | gptkbp:voiceActor | trilling calls 
 | 
                        
                            
                                | gptkbp:weight | 250–450 g 
 | 
                        
                            
                                | gptkbp:wingspan | 55–60 cm 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Podicipedidae 
 | 
                        
                            
                                | gptkbp:bfsLayer | 7 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | Eared Grebe 
 |