Of all the mammals in the world, humans by far have the strangest diets. As omnivores, we have the most variety of any other ...

As Brazil’s Atlantic Forest shrinks, mosquitoes that once fed on many animal species appear to be shifting toward humans.

Ever wondered why you won't find kangaroos outside Australia? It all started with massive climate change millions of years ...

Sleep looks peaceful on the outside, but inside the brain, it is anything but ...

Nestled in the Linxia Basin, Hezheng County lies at the boundary of the Qinghai-Tibet Plateau and the Loess Plateau. The region boasts a continuous sedimentary stratum formed no later than 30 million ...

Despite lacking a hippocampus entirely—and having diverged from the mammalian lineage roughly 400 million years ago—larval ...

A popular idea suggests a link between big brains and a rich social life, but octopuses don't fit the pattern, which suggests ...

In 2019, the EPA called for a 30% decrease in animal testing by 2025, and a total phase-out by 2035. The agency under the ...

As habitats and hosts keep vanishing, the bloodsuckers are turning to us for a free meal.

Vanya Gregor Rohwer slid open a drawer to display the rich pink spread wing of a roseate spoonbill, one of thousands of ...

Described by one researcher as looking ‘already dead’, the enigmatic creatures are one of the least understood species on the planet ...

The preservation of fossils of some of the oldest known vertebrates is so impressive that palaeontologists can not only count their eyes, but determine how they worked. The findings demonstrate that ...