Kukut nya plat pelindung ti bisi ciri ditemu ba ujung jari enggau kaki semua primata, setipak enggau kukut ba jelu tetrapod bukai. Kukut jari enggau kukut kaki digaga ari protein tegar ti tegar ti dikumbai alpha-keratin, polimer ti mega bisi ba kukut, kukut enggau tanduk jelu vertebrata.[1]
| Kukut | |
|---|---|
 Kukut mensia | |
 | |
| Details | |
| System | Integumentary system |
| Identifiers | |
| Latin | unguis |
| Anatomical terminology | |
Malin
- ↑ Wang, Bin (2016). "Keratin: Structure, mechanical properties, occurrence in biological organisms, and efforts at bioinspiration" (PDF). Progress in Materials Science. 76: 229–318. doi:10.1016/j.pmatsci.2015.06.001.