A horny sheath covering the lower leg of some birds. [ http://orcid.org/0000-0002-6601-2165 ]
This is just here as a test because I lose it
Term information
Term relations
Subclass of:
- limb external integument structure
- ectoderm-derived structure
- part of some skin epidermis
- has part some epidermal scale
- part of some hindlimb