Caribou gut parasites indirectly create a greener tundra

Gut parasites in large plant eaters like caribou thrive out of sight and somewhat out of mind. But these tiny tummy tenants can have big impacts on the landscape that…

These dolphins may turn to corals for skin care

On her deep-sea dives, wildlife biologist Angela Ziltener of the University of Zurich often noticed Indo-Pacific bottlenosed dolphins doing something intriguing. The dolphins (Tursiops aduncus) would line up to take…

COVID-19 has killed a million Americans. Our minds can’t comprehend that number

One million deaths. That is now roughly the toll of COVID-19 in the United States. And that official milestone is almost certainly an undercount. The World Health Organization’s data suggest…

A ‘mystery monkey’ in Borneo may be a rare hybrid. That has scientists worried

Six years ago, tour guide Brenden Miles was traveling down the Kinabatangan River in the Malaysian part of Borneo, when he spotted an odd-looking primate he had never seen before.…

Experiments hint at why bird nests are so sturdy

To build its nest, a bird won’t go for any old twig. Somehow, birds pick and choose material that will create a cozy, sturdy nest. “That’s just totally mystifying to…

Baby marmosets may practice their first distinctive cries in the womb

Cradled inside the hushed world of the womb, fetuses might be preparing to come out howling. In the same way newborn humans can cry as soon as they’re born, common…

Baby marmosets may practice their first distinctive cries in the womb

Cradled inside the hushed world of the womb, fetuses might be preparing to come out howling. In the same way newborn humans can cry as soon as they’re born, common…

These bats buzz like wasps and bees. The sound may deter hungry owls

Some bats buzz like wasps and bees when grasped, and the sound seems to deter predatory owls. The findings reveal what may be the first known case of a mammal…

Oat and soy milks are planet friendly, but not as nutritious as cow milk

If you’ve got milk, you’ve got options. You can lighten your coffee or soak a cookie, ferment a cheese or bestow yourself a mustache. You can float some cereal or…

A very specific kind of brain cell dies off in people with Parkinson’s

Deep in the human brain, a very specific kind of cell dies during Parkinson’s disease. For the first time, researchers have sorted large numbers of human brain cells in the…