You have identified a new mammal species. You are surprised to find that it has a pelvis, but there is no evidence the species has legs. What can you conclude about this animal's structure?
A) The animal is very young.
B) The pelvis is a vestigial structure.
C) The animal is a mutant species.
D) The pelvic bones are present because the animal is a mammal.
E) The pelvic bones are analogous to the pelvic bones found in other mammals.

Question

Quizplus · Accepted Answer

The presence of a pelvis without legs suggests that the pelvis is a vestigial structure, meaning it is a remnant of an ancestor that had legs, but it is no longer functional for the current species.

You Have Identified a New Mammal Species