Answer
A
Work Step by Step
During the breeding season, the canary evidently needs to perform significantly more songs than it does at other times. The change in behavior and brain use is reflected in the brain itself.
Campbell Biology (11th Edition)
by Jane B. Reece, Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky
Published by
Pearson
ISBN 10:
0-13409-341-0
ISBN 13:
978-0-13409-341-3
Chapter 51 - Test Your Understanding - Level 2 - Application/Analysis - Page 1159: 4
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