These underground rodents are the first mammals found to actively choose air with lower-than-normal oxygen levels. Their ...

An elusive rodent considered to be a "sensitive species," has been spotted on a West Virginia trail in the Allegheny mountains. Officials of Monongahela National Forest, a unit of the U.S. Department ...

As of 2021, the American Society of Mammalogists has recognized 2,277 different species of rodents, making up 35% to 40% of all mammal species on the planet, depending on which authority you talk to.

The wonderful world of tennis is helping nature’s tiniest mammals survive. Each year, following Wimbledon, thousands of used tennis balls are donated to UK Wildlife Trust. Volunteers at the ...

A mouse scurries up to six chestnuts. Three look healthy. Three have exit holes where moth larvae ate the insides before they ...

Two new species of delicate mice — Australia’s smallest rodents — were recently discovered, according to a new study. Photo from Joey Csunyo, UnSplash Two species of tiny rodents have lived undetected ...

A large-scale analysis of 117 mammal species found that preventing reproduction is associated with longer lifespans, suggesting a strong link between reproductive activity and life expectancy. Why do ...

Despite being mammals, these remarkably cancer-resistant animals share a lot in common with cold-blooded species.