The baby platypus is born around 1.5 centimetres long but rapidly grows, reaching about 20 times its birth size after 14 weeks. It only emerges from the burrow once it's three or four months old. ...

“Platypus babies cut their way out of the egg using a sharp ‘egg tooth’ ― a horny spike on the nose that is made of keratin, the same material as fingernails, that later falls off ...

Platypus populations have declined & conservationists try to save species. ... The San Diego Zoo Wildlife Alliance says that only 23 puggles — platypus babies — have been born at zoos since 1943.

The Platypus Rescue HQ at Taronga Western Plains Zoo in Dubbo, Australia, got its first four animals earlier this month. ... Since 1943, only 23 puggles (as baby platypuses are known) ...

Platypus populations have declined & conservationists try to save species. ... The San Diego Zoo Wildlife Alliance says that only 23 puggles — platypus babies — have been born at zoos since 1943.

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.

Platypus populations have declined & conservationists try to save species. ... The San Diego Zoo Wildlife Alliance says that only 23 puggles — platypus babies — have been born at zoos since 1943.

Platypus populations have declined & conservationists try to save species. ... The San Diego Zoo Wildlife Alliance says that only 23 puggles — platypus babies — have been born at zoos since 1943.