The claws on their hind legs are curved backwards to aid digging ... Echidnas have long life spans - 50 years in captivity and 45 years in the wild, possibly more. While the short-beaked echidna is ...

Scientists captured images of an elusive echidna named after the British biologist Sir David Attenborough for the first time in over 60 years. Attenborough's long-beaked echidna was last recorded ...