Hormones and behavior

1. Perspective of animal behavior by Goodenough, McGuire and Wallace. pp.221-240.

2. https://nobaproject.com/modules/hormones-behavior

Practical:

Hiding behavior of chicks.

1. https://www.chickenheavenonearth.com/reasons-chickens-disappear-are-missing-or-hiding-chicken-heaven-on-earth.html