Small reptiles in tropical forests are easy to miss until they move. A rustle against bark, a flash of skin, then something that looks almost impossible at first glance: a lizard lifting away from a ...

Pterosaurs, which dominated the skies of the Triassic, Jurassic and Cretaceous periods, first evolved to take to the air in warm and humid conditions during the Late Triassic, a new study suggests. In ...

When wildlife photographer Avinash Revanna challenged viewers of his Instagram post to "Spot me if you can," they assumed they were looking for an owl somewhere on the trunk of a tree. But it isn't an ...