Biology: The Unity and Diversity of Life (14th Edition)

Published by Brooks/Cole Publishing Co.
ISBN 10: 1305073959
ISBN 13: 978-1-30507-395-1

Chapter 25 - Self-Quiz - Page 433: 6


c. mammals

Work Step by Step

The amniotes arose from a common amphibian ancestor; one lineage led to the reptile-like animals and another became the mammalian group. The reptile-like group includes modern reptiles such as turtles and lizards as well as the birds, which are the dinosaurs' only living descendants. The mammal group contains humans and other animals that have hair on their bodies.
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