Question

Some snakes have a pelvis and femurs, bones used for walking, although they no longer need them. What term best describes this situation?

Answer 1

Vestigial organs or vestigial structures

Step-by-step explanation:

Vestigial organs or vestigial structures are organs, tissues or cells in a body which are no more functional but their structural remains still exist in the body. They are evidence of evolution in a specie.

Answer 2

Vestigial remnants.