Thylacines — marsupials known as Tasmanian tigers — were declared extinct decades ago, but efforts to find one in the wild ...

Pterodactyls (Pterodactylus antiquus) are extinct flying reptiles. They lived from the Late Jurassic period, about 150 ...

In the race to save birdlife around the world, time is running out—and doing everything right still won’t be enough. Despite ...

Don’t be afraid: of all of the snake species in Alabama, only six are venomous. Three of those six venomous species are rattlesnakes: the eastern diamondback rattlesnake, the timber rattlesnake, and ...

The St. Bathans currawong would have been black in color, different from the black and white Australian magpie bird.

"Finding these three individuals [at a new location] is already a good sign that the species still exists," Hajaniaina ...

A new stretch of border wall will soon be built through the San Rafael Valley, southeast Arizona's last major open space for ...

Small and stocky birds perch, hunched over, on the treetops and branches of Lake Okeechobee on the edge of Florida’s swampy ...

Scientists in the Columbia, Missouri, lab have studied the relationship between animals, toxic chemicals and ecosystems since the 1960s. Today, research of PFAS, invasive and endangered species and ...

Yale University ecologists reveal a lizard lineage that rode out the dinosaur-killing asteroid event with unexpected ...

Goldfarb spoke with Warner at the Mountain Words Festival in Crested Butte. They discussed threats to conservation, reasons ...

Deep in the misty highlands of northwestern Peru, scientists have uncovered three entirely new species of frogs.