Discover more about the egg-laying monotremes of Oceania and the ancient traits they still carry.

Monotremes are unique mammals that lay eggs, but their limited geographic ranges make them vulnerable. We explain why.

Wondering about the weirdest animals in the world? We've listed the Top 31 here — including the axolotl, aye-aye, blobfish, ...

A team is looking for signs 24/7 that could indicate Jackie is about to lay eggs in the nest she and Shadow have prepared.

Does a cuckoo know it's a cuckoo? The answer is more difficult than you might think, explains Richard Pallardy ...