The Age of Giant Mammals Author:Daniel Cohen Ten thousand years ago giants roamed the earth - huge mastadons and elephants, great ground sloths twenty feet tall, beavers as big as bears, pigs the size of bison, monstrous saber-toothed cats, and a host of others. Then, suddenly and strangely, they died out - not only in North America but throughout the world. — Thousands of years later, whe... more »n the bones of these vanished giants were dug from the earth, no one knew what they were. Men told tales of human giants and dragons and monsters.
Slowly, science has begun to reconstruct the world of these giant mammals. Here is the story of how they were discovered, how they evolved, and why most of them died. Black-and-white line drawings picture the huge beasts.« less