Albuquerque museum curator helps identify Speleotherium logani, a previously unknown muskox relative that roamed the region ...

Mammals keep evolving into anteaters, eating only ants and termites, at least 12 times since the age the dinosaurs.

A rare, elusive creature has returned to Northeast Ohio, and there’s picture proof of its presence. A fisher was spotted on a Cleveland Metroparks trail camera earlier this month. This is the first ...

The animals at the Dallas and Fort Worth zoos are more than cute — they’re built for survival in surprising ways. From ...

A new study shows scientists are discovering new species faster than ever, revealing Earth still holds vast unknown ...

Proposed changes by the Trump administration to the federal Endangered Species Act are raising alarm among conservationists ...

Some species officially bid us farewell this year. They may have long been gone, but following more recent assessments, ...

The Olympic Marmot is a meaningful symbol of Washington's identity, particularly in an era of rapid environmental change.

Rats and other rodents and pests can make great archivists. That's because they forage food and build dens, storing fabric, ...

This video highlights three remarkable mammals that stand as the largest members of their respective families. It explores how each species evolved unique traits that allowed them to surpass all their ...

Scientists have captured rare footage of California ground squirrels hunting small animals. This surprising behaviour shows ...

The species of whale is commonly referred to as the 'unicorn of the sea', and is rarely recorded outside of the Arctic, ...