Fish and wildlife
Fish and wildlife means any member of the animal kingdom, including without limitation any mammal, fish, bird (including any migratory, non-migratory, or endangered bird for which protection is also afforded by treaty or other international agreement), amphibian, reptile, mollusk, crustacean, arthropod, or other invertebrate, and includes any part, product, egg, or offspring thereof, or dead body or part thereof.
Source
50 CFR § 36.2
Scoping language
The following definitions shall apply to the regulations contained in this part.