Since the first drawings left on walls of ancient caves, human beings have been fascinated with that unique phenomenon of the animal kingdom, the presence of ho

Originally published: New York: Harcourt, Brace and Company, 1942.

Updated for 2020. Explore which animals have antlers and horns and how they use them.

Bones and Cartilage provides the most in-depth review and synthesis assembled on the topic, across all vertebrates. It examines the function, development and ev

Join one of Dr. Seuss's most giving characters in the classic picture book Thidwick the Big-Hearted Moose. Poor Thidwick's generosity proves the adage that no g