In the long history of life on Earth, one of the biggest turning points came when our distant ancestors stood tall—literally.

What is a placental mammal? Learn more about placental mammals and how having a placenta may have been an evolutionary ...

Over the past 100,000 years, Australia and New Guinea's large animal communities have been disrupted by extinctions and ...

Those branching points – where one group of mammals began diverging into new forms – often were echoed in the genomes of the lice that parasitized those mammals, the researchers reported.

According to new research, relying on ants as a sole food source has evolved at least 12 times in mammals since the reign of ...

Those branching points -- where one group of mammals began diverging into new forms -- often were echoed in the genomes of the lice that parasitized those mammals, the researchers reported.

"That three distantly related groups of mammals can shrink and then regrow bone and brain tissue has huge implications for research into diseases such as Alzheimer's and osteoporosis," says Dechmann.

Mammals are an extraordinarily diverse and successful group of animals, from the tiniest pygmy shrew to the mighty blue whale, and including, of course, ourselves. In a special issue of the journal ...

Called the Zoonomia Project, the research involved collecting DNA from species across mammals’ family tree, including an aardvark, human, fat-tailed dwarf lemur and a tapir, the team reports in ...

Where did mammals come from and how did they evolve into more than 5,000 living species today? ... After all, we are one of many sublime groups of mammals that have evolved over time.

In remote central Arnhem Land, finding a northern brushtail possum is encouraging for the local Indigenous rangers. Though ...

This group started its life in the tree-tops and this is where we join the capuchin, whose acute vision and lively ...