The collection of mammals now found in Australia is the most unusual and diverse group of mammals found anywhere on Earth. Contrary to the popular conception, half of the mammals native to Australia ...

Mammals first appeared about 240 million years ago when all the Earth's continents were joined together. Soon after this, and particularly when the continents started to drift apart, they began to ...

Mammal evolution has been flipped on its head, according to new research that suggests marsupials are the more evolved mammals. By estimating how the common ancestor of mammals reproduced and ...

Some 15 million years ago, mobs of 150-pound (70-kilogram) marsupials roamed the treetops of Australia's rain forests, researchers say. Even though the diprotodontids were thought to have lived on the ...

Once thought as the least evolved of the mammals that roam our world, new research shows that marsupial evolution might actually be further along than even humans. This old bias towards the creatures ...

From kangaroos to possums, marsupials are some of the most interesting animals on Earth.

A small golden animal with shovel-like claws swims through the red sand of Australia's central desert in pursuit of its supper. Over millions of years, it's lost its eyes, but it is still a fierce ...

When the pile of opossums arrived at John VandeBerg’s lab from the Smithsonian’s National Zoo in 1978, the geneticist had an ambitious plan for the soft-eyed, hamster-sized animals. He wanted to ...

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Their complex reproduction has made it hard for scientists to apply the gene-editing tool—until now. Mice: check. Lizards: check. Squid: check. Marsupials … check. CRISPR has been used to modify the ...