A baby boy born has made history, arriving in the world after developing from an egg fertilized more than 30 years ago. It's the longest-frozen embryo to result in a live birth. It was a "rough birth, ...

A surprise zebra birth at York’s Wild Kingdom gave guests one last reason to visit. Meet Sunny, the newest striped arrival.

Unusual for animals from a biological point of view, female mountain gorillas often live many years after last giving birth - ...