“She was letting him know not to worry,” writes Frans de Waal in his new book, Mama’s Last Hug: Animal Emotions and What They Tell Us About Ourselves. As one of the world’s most prominent ...

PHILADELPHIA (CBS) -- Saving animals with prosthetics -- a new age kind of rescue. A team trained at Thomas Jefferson University is helping all kinds of animals with injuries and birth defects.

Orlean's descriptions of the animals on the Hudson Valley farm where she once lived may evoke a warm feeling — but those of donkeys in Fez and others in her essays may conjure other emotions.

Learn about different types of pets, ... Other animals, like snakes, are carnivores and need to eat thawed, pre-killed rodents to meet their nutritional needs.

Why animals developed four types of skeletons. From a Hercules beetle tough natural armor to a sea anemone’s soft fluid-filled body, nature boasts a variety of skeletons.