Frogs, lizards, and birds all have a similar arrangement of bones in their limbs. Which of the following does this similarity most likely indicate about these animals?

Question

Quizplus · Accepted Answer

The similarity in the arrangement of bones in the limbs of frogs, lizards, and birds suggests they have a common ancestry. This is an example of homologous structures, which are anatomical signs of evolution indicating that these species share a common ancestor.

Frogs, Lizards, and Birds All Have a Similar Arrangement of Bones