[Feather picking in parrots].
Frijlink
G P
GP
D000818:Animals; D001522:Behavior, Animal / Q000502:physiology*; D005241:Feathers / Q000502:physiology*; D006813:Humidity; D010311:Parrots / Q000502:physiology*; D011563:Psittaciformes / Q000502:physiology*
Kaalplukken papegaaien.