How old is your gecko? This will help determine how often they need vitamin supplements and, ultimately, which they require. Breeding geckos could also have a greater need for calcium, among other ...

Similar to other leopards, the Amur leopard can run at speeds of up to 37 miles per hour. This incredible animal has been reported to leap more than 19 feet horizontally and up to 10 feet vertically.

The “fearsome carnivore” is a new species of ancient Hyaenodonta: a deadly and agile mammal the size of a modern-day leopard. open image in gallery Paleontologists have discovered a new ...