Land Mammals
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What is the difference between a pet cat and a wildcat?
By Jonathan Losos published
Here's how cats first finagled their way into human hearts and homes thousands of years ago.
Bison are being introduced to the Russian Arctic to replace extinct woolly mammoths. But why?
By Sascha Pare published
Large herbivores could transform the local ecosystem by grazing and recycling nutrients, but the climate was probably more important in shaping the vast, frigid grasslands of the Pleistocene.
Why do lions have manes?
By Ethan Freedman published
Lion manes are generally there to impress and intimidate — but not all males have them, and in some circumstances, lionesses are also known to sprout fuzzy facial hair.
Buddhist ritual saves exotic fish from slaughter — only for 'adventurous' Tibetan otters to feast on them instead
By Sascha Pare published
Exotic fish released as part of a Buddhist religious practice have become the preferred food option for otters, potentially mitigating the impact these introductions have on native species.
Black bear caught napping in a bald eagle's giant nest on Alaska military base
By Sascha Pare published
Black bears sometimes raid the nests of bald eagles and expel birds too young to fly from them, which can threaten the local population of raptors.
Grizzly bear believed to have killed woman on Buttermilk Trail near Yellowstone National Park
By Harry Baker published
The suspected attack, which occurred Montana, comes after officials warned that grizzly bears were moving into new areas in the state as their numbers grow.
'Airborne' elephant dangles from a crane by its feet in award-winning photo
By Aimee Gabay published
"Translocations have come to symbolize the mixed feelings I have about our relationship with the natural world," photographer Marcus Westberg said.
Male monkeys on tiny island have way more sex with each other than females, scientists discover
By Carissa Wong published
The rhesus macaques on Cayo Santiago that engaged in same-sex behavior were also found to have more babies, indicating an evolutionary advantage.
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