| 
                                    
                                        gptkbp:instanceOf
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:bird
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:alternativeName
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Palm_cockatoo
                                        
                                         
                                    
                                        
                                            gptkb:Goliath_cockatoo
                                        
                                         
                                    
                                        
                                            gptkb:Great_black_cockatoo
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:beakColor
                                    
                                 | 
                                
                                    
                                        
                                            
                                            black
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:captiveBreeding
                                    
                                 | 
                                
                                    
                                        
                                            
                                            difficult
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:cheekPatchColor
                                    
                                 | 
                                
                                    
                                        
                                            
                                            red
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:clutchSize
                                    
                                 | 
                                
                                    
                                        
                                            
                                            1 egg
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:color
                                    
                                 | 
                                
                                    
                                        
                                            
                                            black
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:conservationStatus
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Near Threatened
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:culturalSignificance
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Indigenous_people
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:diet
                                    
                                 | 
                                
                                    
                                        
                                            
                                            berries
                                        
                                        
                                         
                                    
                                        
                                            
                                            seeds
                                        
                                        
                                         
                                    
                                        
                                            
                                            fruits
                                        
                                        
                                         
                                    
                                        
                                            
                                            nuts
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:distribution
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:southern_New_Guinea
                                        
                                         
                                    
                                        
                                            gptkb:northern_Australia
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:drummingBehavior
                                    
                                 | 
                                
                                    
                                        
                                            
                                            uses sticks to drum on trees
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:family
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Cacatuidae
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:firstDescribed
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Gmelin
                                        
                                         
                                    
                                        
                                            
                                            1788
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:flightNumber
                                    
                                 | 
                                
                                    
                                        
                                            
                                            strong and direct
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:genus
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Probosciger
                                        
                                         
                                    
                                        
                                            
                                            only member of Probosciger
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:incubationPeriod
                                    
                                 | 
                                
                                    
                                        
                                            
                                            about 30 days
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:IUCNStatus
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:NT
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:length
                                    
                                 | 
                                
                                    
                                        
                                            
                                            55–60 cm
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:lifespan
                                    
                                 | 
                                
                                    
                                        
                                            
                                            up to 60 years
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:nativeTo
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:New_Guinea
                                        
                                         
                                    
                                        
                                            gptkb:Cape_York_Peninsula
                                        
                                         
                                    
                                        
                                            gptkb:Aru_Islands
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:nesting
                                    
                                 | 
                                
                                    
                                        
                                            
                                            tree hollows
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:notableFeature
                                    
                                 | 
                                
                                    
                                        
                                            
                                            drumming behavior
                                        
                                        
                                         
                                    
                                        
                                            
                                            red facial patch
                                        
                                        
                                         
                                    
                                        
                                            
                                            large black beak
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:order
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Psittaciformes
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:scientificName
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Probosciger_aterrimus
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:sexualDimorphism
                                    
                                 | 
                                
                                    
                                        
                                            
                                            minimal
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:size
                                    
                                 | 
                                
                                    
                                        
                                            
                                            large
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:subfamily
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Cacatuinae
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:tailLength
                                    
                                 | 
                                
                                    
                                        
                                            
                                            short and rounded
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:threats
                                    
                                 | 
                                
                                    
                                        
                                            
                                            habitat loss
                                        
                                        
                                         
                                    
                                        
                                            
                                            illegal trapping
                                        
                                        
                                         
                                    
                                        
                                            
                                            low reproductive rate
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:tradeStatus
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:CITES_Appendix_I
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:vocalization
                                    
                                 | 
                                
                                    
                                        
                                            
                                            screeches
                                        
                                        
                                         
                                    
                                        
                                            
                                            loud whistles
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:weight
                                    
                                 | 
                                
                                    
                                        
                                            
                                            500–1,100 g
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsParent
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Bird_Paradise,_Mandai
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsLayer
                                    
                                 | 
                                
                                    
                                        
                                            
                                            8
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        https://www.w3.org/2000/01/rdf-schema#label
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Black palm cockatoo
                                        
                                        
                                         
                                    
                                 |