Biological Science (6th Edition)

Published by Benjamin Cummings
ISBN 10: 0321976495
ISBN 13: 978-0-32197-649-9

Chapter 39 - Animal Form and Function - Review - Page 835: 4

Answer

A

Work Step by Step

Ectotherms do not need as much food as endotherms, which require a high energy source to maintain their body heat. Ectotherms do not produce heat in their tissues, so they do not require as much food.
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