Witness nature’s magic as the goliath bullfrog undergoes a stunning transformation. From wiggling tadpole to colossal frog, ...

A new species of giant anaconda, the northern green anaconda (Eunectes akayima), has been discovered in Ecuador's Amazon ...

If you're in Montana then you'll want to visit a national park. Here are some of the animals in Glacier National Park!

Vertebrates have extremely different brain sizes: even with the same body size, brain size can vary a hundredfold. As a rule, ...

The Tremembé Formation itself is the only fossil-rich unit in Brazil from the Late Oligocene that preserves mammal remains. Over the past decades, it has yielded a rich mosaic of life: bats, ...