As such, bats still generally "hang upside down to drop into flight," Hohoff said. Related: Which animals are evolving fastest? Most people would find it challenging to hang from a ledge or any ...

Australia's unique Cretaceous ecosystem therefore had an "upside-down" dynamic ... these secrets and building a picture of how these animals looked, differed, and behaved within their environment ...

Researchers in Australia have discovered fossils of two enormous predators that lived alongside one another, upending ideas about how the ancient ecosystem operated down under 120 million years ago.

But this year’s visitors witnessed more than firefall on February 22. They also saw an upside-down American flag, which Yosemite employees reportedly hung over the side of El Capitan to protest ...