mammals

Silent Savanna: Where are the Serengeti’s Wild Dogs?

It was the year when the Serengeti National Park’s music, or at least one section in its chorus-of-the-wild, died. In 1991, the twitters and whines of African wild dogs went strangely silent in Tanzania’s iconic protected area. Scientists began ...

Why Skunks Evolved Their Smelly Spray

Skunk spray is so potent that it can knock you out or even kill you—and now we know why the North American mammals evolved the noxious stuff. Skunks are nocturnal, and their predators rely heavily on scent to navigate ...

Camera Trap Pictures: Rare Badgers, Mongooses Spotted in Gabon

The best things came in small packages for scientists studying Gabon‘s littlest predators. For the first time, a team surveyed the west African country for its small carnivores, a group traditionally overlooked by scientists. The investigation turned up 12 species, ...

Nature Sketchbook: New “Olinguito” Species Close-Up

Drawn from the same skulls and skins that led NG Explorer Kristofer Helgen to realize he’d found an unknown species of mammal, these sketches aim to reveal the science and the beauty of the newly described “olinguito.” Knowing that ...

3 Mammals That “Choose” Their Babies’ Sex

By systematically combing through 90 years of breeding records from the San Diego Zoo, scientists discovered mammals can “choose” the sex of their offspring, a new study says. Tracing zoo birth records through three generations, the researchers found evidence for a ...

Ancient Embrace: Amphibian, Mammal Ancestor Buried Together

An injured amphibian and a sleeping cynodont, a mammal-like reptile, shared a home before being trapped by a flash flood 250 million years ago, a new study says. The unlikely cohabitants were found in a fossilized burrow in South Africa‘s ...

Ancient Embrace: Amphibian, Mammal Ancestor Buried Together

An injured amphibian and a sleeping cynodont, a mammal-like reptile, shared a home before being trapped by a flash flood 250 million years ago, a new study says. The unlikely cohabitants were found in a fossilized burrow in South Africa‘s ...