There are many unique species of fish living in the Colorado River. Some include the bonytail chub, razorback sucker, and ...

Wadisuchus kassabi is both a new species and the first member of a new genus, or group of species that share physical similarities and an evolutionary line. The species was named after the valley ...

Four dozen tiny pupfish are swimming in a constructed habitat in a giant glass structure once meant to house humans.

While visiting The Living Desert, local students got to feed a rhino and turn classroom lessons into hands-on conservation ...

Anza-Borrego Desert State Park is California's largest state park, and that means plenty of wildlife. Find out what animals ...

About 50 Sonoyta pupfish were released into an artificial stream inside the University of Arizona's Biosphere 2 on Friday in ...

Fossils of an ancient crocodile species found in Egypt uncover the African origins of marine crocodiles from 80 million years ...

Wadisuchus kassabi, an ancient crocodile from Egypt, shows crocodiles lived in the sea, offering insight into reptile ...

PEOPLE shared more in a recent article, "The diets of the wild animals have changed. The marine lions have swapped desert ...

As wild burro populations grow, they're putting native vegetation at risk, a new study shows, including the saguaro cactus.

Ever wondered which animals have the biggest ears in the animal kingdom? Read this interesting article on seven remarkable creatures from the mighty elephant to the fennec fox, learn how their ...

Environmentalists worry about pollinating species in the pivotal desert borderland as more tall barriers are planned by the U ...