In the wild, survival means adaptation—and for some animals, that means changing gender! From fish and amphibians to reptiles and invertebrates, these creatures can switch sexes to thrive in their ...

For the first time, scientists have completed an in-depth analysis of fossilized soft tissues from a plesiosaur ...

Researchers have analyzed the soft tissue from a fossilized plesiosaur for the first time. The results show that the long-necked marine reptile had both smooth and scaly skin. This was likely so it ...

As a reptile lover, you’re well-versed in caring for cold-blooded creatures, but some species have more complex needs than ...

An Australian man thought there were six venomous red-bellied black snakes slithering in a pile of mulch in his backyard.

From the glacial fjords of Chilean Patagonia to the beaches and mountains of Baja California, Hispanic America, representing ...

Flying and marine animals are relatively free to follow these shifting niches. Birds and butterflies are two examples. New ...