Beavers are making a comeback in Oregon. No, we’re not talking about the beleaguered OSU football team—but the fuzzy, ...

A keystone in an arch's crown secures the other stones in place. Keystone species play the same role in many ecological communities by maintaining the structure and integrity of the community. The ...

MUNCIE, Ind. – Keystone species are plants, animals, or fungi that significantly impact the environment. When talking about plants, these species can be home to many native insects and other animals.

What do bison, beaver, wolves and sea otters all have in common? They're keystone species. That means they have an outsized impact on their ecosystem. It took humans driving some of these to near ...

University of Delaware entomologist Doug Tallamy’s research has identified “keystone” plant species that make up the foundation of many U.S. ecosystems by producing food for native insects, thus ...

Many gardeners know the key role milkweed (Asclepias) plays in bringing back declining numbers of monarch butterflies. But other species of Lepidoptera, other butterflies and moths need help, too.

By analyzing the natural vibrations of a saguaro, scientists can study the cactus's insides without cutting them open.

"This comeback has been incredible to witness in real life." Researchers thrilled after witnessing hard-to-believe animal 'baby boom': 'An 8,000% increase' first appeared on The Cool Down.

Once widespread across the southwestern United States and northern Mexico, the Bolson tortoise went extinct in the U.S. more than 10,000 years ago, surviving only in Mexico's Bolson de Mapimi UN ...