Echidnas don't have very good vision, but they have a strong sense of smell and hearing. When they feel threatened, echidnas will roll into a ball so that only their spiky back is exposed. Echidnas ...

Echidnas can grow up to 20 inches (52 centimeters) in length, weigh up to 13 pounds (6 kilograms) and have long snouts, tongues and claws. There are four species of echidna that are alive today ...

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 mammals. "While that ...

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.

A hidden camera in Queensland captures a rare encounter between a young northern wombat and an echidna, revealing valuable ...

All the latest science news on echidna from Phys.org. Find the latest news, advancements, and breakthroughs.

Echidna microbiome changes while mums nurse puggle Date: May 12, 2025 Source: University of Adelaide Summary: Research shows microbial communities in echidna pseudo-pouches undergo dramatic ...

SYDNEY: Australia’s burrowing echidna evolved from an aquatic ancestor in what scientists have described as an "extremely rare" evolutionary transition, according to a new study released Tuesday ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. The echidna is a gentle little animal. It's about the same size as a soccer ball. Those long pointy ...

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.