Chinese 尾脂腺 Cited by user T45614631 on 12 Jul 2023 尾脂腺(英語:Uropygial gland、Oil gland、Preen gland)是一種位於鳥類尾端背側的全泌腺. 會分泌出一些主要由脂質類物質為主的分泌物,供鳥類在有需要時以其鳥喙或腳沾取塗抹於羽毛上.
English Uropygial gland Cited by user Materialscientist on 03 Apr 2013 The uropygial gland, informally known as the preen gland or the oil gland, is a bilobate sebaceous gland possessed by the majority of birds.