Question

The hind leg bones of a whale are shown in the diagram below. The hind leg bones are not used by whales.



What do the hind leg bones tell us about modern whales?





a
Whales are evolving into land animals.
b
Whales are moving to more shallow water.
c
Whales evolved from land animals.
d
Whales want to grow hind leg bones.

Answer 1

The presence of hind leg bones in modern whales indicates that they have ancestral connections to land-dwelling animals. Thus, the correct answer is:

**c. Whales evolved from land animals.**