Although known to be capable swimmers, a potential one-kilometre ocean swim by an echidna has landed it in hospital.

Microbial communities in echidna pseudo-pouches undergo dramatic changes while the animal is lactating, says the University of Adelaide's Isabella Rose Wilson. Research from the University of ...

Found in Australia and New Guinea, the platypus and echidna are called monotremes, and they are unique for being the only mammals that lay eggs. The amphibious platypus has a bill and webbed feet ...

As the world's only surviving egg-laying mammals, Australasia's platypus and four echidna species are among the most extraordinary animals on Earth. They are also very different from each other.

Sydney (AFP) – Australia's burrowing echidna evolved from a water-dwelling ancestor in an "extremely rare" biological event, scientists said Tuesday in a new study of the peculiar egg-laying ...

As the world’s only surviving egg-laying mammals, Australasia’s platypus and four echidna species are among the most extraordinary animals on Earth. They are also very different from each other.

An analysis of a 100-million-year-old fossil has found that the creature it belonged to, similar to a monotreme like the echidna and platypus, was water-dwelling. The study supports the theory ...

Two grainy stills show what could be an undescribed subspecies of echidna, sparking excitement among wildlife experts. It had been decades since an echidna had been spotted on the island of ...

A rare and boisterous encounter between a young wombat and a spiny echidna has been caught on camera, to the delight of Australian conservationists. The exuberant behaviour captured by a camera ...

The tiger shark (left) that spat up an echidna (dark blob, center). Photo: Nic Lubitz Researchers tagging marine animals off Australia’s Orpheus Island were shocked when a tiger shark they ...