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 ...

Scientists have engineered a hybrid mouse with a gene that predates all animal life. The team replaced a single gene in the mouse stem cells with a version from an ancient, single-celled ancestor, and ...

Scientists caught a long-tailed mammal with a “facial mask” in a trap at a Peru national park and discovered a new species, a study said. Photo from Pedro Peloso, shared by Robert Voss In the Andes ...

The newly described mouse opossum was discovered at a surprisingly high altitude in the Andes. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.