Assertion: modern cetacean | /r/HasAspect | reduced femurs
Facets:
Source sentences:
text: Modern cetaceans have internal, rudimentary hind limbs, such as reduced femurs, fibulas, and tibias, and a pelvic girdle.
text: Modern cetaceans have internal, rudimentary hind limbs, such as reduced femurs, fibulas, and tibias, and a pelvic girdle.