爪(Claw),又稱爪子或鉤爪,是羊膜動物(哺乳類、鳥類及爬蟲類)於手指及腳趾末端的表皮角質層附加物。
此條目可參照外語維基百科相應條目來擴充。 (2020年2月1日) |
參考資料
- Maddin & al. (2009): The anatomy and development of the claws ofXenopus laevis (Lissamphibia: Anura) reveal alternate pathways of structural evolution in the integument of tetrapods. Journal of Anatomy, no 214 (4): pp 607-19 Abstract (頁面存檔備份,存於網際網路檔案館)
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