One mammal, the long-tailed planigale, can weigh less than a 10-cent coin. But it's ferocious, bringing down far larger prey with persistent, savage biting to the head and neck
Tracking species over their lifetimes can reveal their climate adaptation secrets.
These new finds indicate that Diictodon was burrowing and giving some parental care to its young. This was long thought to be unique to mammals.
Scientists are experimenting with using dogs to sniff out people infected with COVID-19. But dogs aren't the only animals with a nose for disease.
Pikas – small cousins of rabbits – live mainly in the mountainous US west. They've been called a climate change poster species, but they're more adaptable than many people think.
For every kilometre of road in Europe, you're likely to find one dead hedgehog.
New study used X-rays of the teeth of early mammals' to show they were more like cold blooded reptiles.
Why were mammals travelling south through newly-formed Panama so much more successful than those heading north?
Life in captivity causes observable harm to the structure and function of large mammals' brains.
This important discovery demonstrates that cognitive maps are not the exclusive domain of humans and a few other species.
This ancient cat-sized animal lived millions of years ago and had features not found in any of today's mammals.
The historical record is full of surprises – and it could encourage conservationists to think more creatively.
A new method of using camera traps has brought good and bad news for conservationists.
The value that bats provide to humans by pollinating crops and eating insects is far greater than harm from virus transmission – which is mainly caused by human actions.
First come the beetles, then the birds: how nature is surviving, and thriving, after a summer of fires.
Most of Kenya's biodiversity needs protecting outside protected areas in human‐dominated landscapes that are undergoing rapid change.
How did whales that feed on tiny prey evolve into the largest creatures on Earth? And why don't they get even bigger?
A shift in climate, along with other environmental disruptions and the invasion of competitors and new predators all likely played an important role in reshaping ancient elephants' brains.
The world mourns the loss of Malaysia's last male Sumatran rhino. Can anything stop the slide of the species towards extinction?
When people build fences across semi-arid landscapes we cut off vital paths to seasonal food and water.