Presents an overview of the characteristic behavior, habits, and survival skills of various types of animals around the world.

All around us, life is both teeming and vanishing. How do we live in this place of so many others and so many last things? How to Live With Mammals is not a boo

Introduces the different kinds of mammals, from orcas in the sea to koalas in the treetops, and explores their life cycles, habitats, diet, and homes.

"All mammals share certain characteristics that set them apart from animal classes. But some mammals live on land and other mammals spend their lives in water--

An in-depth look at the origin and evolutionary radiation of the synapsids. About 320 million years ago a group of reptiles known as the synapsids emerged and f