Learn about several different birds, and how their beaks are uniquely styled to help them survive.

Discover earth's natural neighborhoods on a colorful trek through the twelve terrestrial biomes of North and South America. Travel from the icy tundra, where the polar bear makes its home, to the tropical rain forest, the natural home of more than...

Birds aren't the only creatures that have wings -- bats and insects have them, too. Sneed B. Collard III explores the diversity of wings, the mechanics of flight, and the fascinating abilities and attributes flying animals possess.

Humans and many animals use teeth to chew their food, but teeth are also used to attract mates and warn off predators. Science wrter Sneed B. Collard III explores the various functions, structures, and number of animal's teeth.

While dinosaurs dominated Earth during the Mesozoic era, an astonishing collection of reptiles, often referred to as sea dragons, filled the oceans. But where did these sea dragons come from? Where did they go?