When a person driving through Southern Australia recently struck a small, spiny animal, they grabbed their phone and called Southern Koala and Echidna Rescue for help. The injured traveler was an ...

5 fast facts about echidnas. Echidna spines are actually a special type of hair.; Echidnas don't have very good vision, but they have a strong sense of smell and hearing.; When they feel ...

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.