Are There Mammals That Lay Eggs? - Earthpedia - Earth.com
Introduction to the Monotremata
Marsupials | catastrokitty
Monotremes - Egg laying mammals - YouTube
Do any mammals lay eggs? - Quora
Green turtles lay eggs in the sand - ABC News (Australian Broadcasting Corporation)
Echidna- spiny insectivorous egg-laying mammal with a long snout and claws, native to Australia and New Guin… | Australia animals, Weird animals, Australian animals
The short-beaked echidna is an Australian mammal that has no nipples, and lays eggs. : Awwducational
The first known case of eggs plus live birth from one pregnancy in a tiny lizard
Snake egg' mystery leaves experts scrambling after Australian school's discovery | Snakes | The Guardian
Do Mammals Lay Eggs? Which Mammals Lay Eggs? - WorldAtlas
Mammals That Lay Eggs | Echidnas Facts | DK Find Out
Monotreme - Wikipedia
Extreme Monotremes: Why Do Egg-Laying Mammals Still Exist? - Scientific American
Echidna | Weird animals, Unusual animals, Australia animals
Australian animal oddities
Echidna | Australia animals, Australian animals, Echidna
Echidna - Wikipedia
Australia's egg-laying mammals provide clues to our earliest ancestor | Evolution | The Guardian
Two native Australian animals, Platypus (left) and Echidnas (right), are the only two mammals in the world that lay eggs to give birth - 9GAG
Possum - ABC News (Australian Broadcasting Corporation)
Photo Ark: Short-Beaked Echidnas | National Geographic Society
Why Odd Egg-Laying Mammals Still Exist | Live Science
Researchers study a lizard that both lays eggs and gives birth to live babies | Daily Mail Online
Platypus in peril: Australian egg-laying mammals' habitat shrunk by 22% in 30 years | Daily Sabah
Australian Mammals
