Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1-25918-813-2
ISBN 13: 978-1-25918-813-8

Chapter 47 - The Digestive System - Review Questions - Synthesize: 1

Answer

Crops store food for feeding to young in birds, but this function has been replaced in mammals by milk production--food is converted to another kind of food in mammals.

Work Step by Step

Look at the chapter on crop function, and think about how mammalian and avian feeding of babies differs in terms of metabolism and digestion.
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