Snot bubbles, tree-hugging and flyby belly dipping are just some of the ingenious ways Australian animals keep cool during a heatwave.

1. The echidna is a type of monotreme: a mammal that lays eggs. Can you name another Australian monotreme? 2. Can you name other animals or plants that use spines and spikes for protection? 3.

As the world's only surviving egg-laying mammals, Australasia's platypus and four echidna species are among the most extraordinary animals on Earth.

Discover interesting facts about echidnas, the strange platypus relative with spines, spurs and a pouch.

As the world's only surviving egg-laying mammals, Australasia's platypus and four echidna species are among the most extraordinary animals on Earth. Strange underwater life ranging from hand-sized ...

A new study suggests the platypus and echidna — the only egg-laying mammals — had a water-dwelling ancestor. The finding could upend what’s known of their evolution.

Enter the weird world of the echidna—a mammal in a category all its own Native to New Guinea and Australia, these animals are the size of a house cat but a whole lot stranger: tiny toothless ...

A new study suggests the platypus and echidna — the only egg-laying mammals — had a water-dwelling ancestor. The finding could upend what’s known of their evolution.

"Most people, including Australians, don’t know about most mammals in Australia," says Jack Ashby, author of the new book Platypus Matters .

If Australians are to eat healthy, unprocessed meats while making sustainable choices, native animals would an obvious choice. But which ones?

This rediscovered mammal, known as Attenborough’s long-beaked echidna and named for Sir David, has “the quills of a hedgehog, the snout of an anteater and the feet of a mole,” said James ...