A boy discovers an imaginary animal in his back yard, but his mother does not believe it is there.

The bestselling author of The Accidental Billionaires and The 37th Parallel tells the fascinating Jurassic Park­-like story of the genetic restoration of an ex

Wild, a bighorn sheep, and Wooly, a ranch sheep, decide to try each other's lives but find that they prefer their own after all.

In the cloud forests of the Amazon Basin, scientists are installing extraordinary numbers of camera traps in the hopes of learning more about an elusive species