A tooth fragment found in the skull of a fossilized dinosaur sheds light on the Tyrannosaurus rex’s feeding habits.

Meet the admirable red-belly toad — a tiny amphibian found nowhere else on Earth but a small forest patch in southern Brazil.

So, you've spotted some unfamiliar eggs in your garden. What next? Here are some tips for identifying common animal eggs and ...

Britain’s toads have begun their spring migration, putting them at even greater risk than usual. Here’s how – and why – we should look after them ...