Giant sloths with razor-sharp claws and as large as Asian bull elephants once roamed the Earth, snacking on leaves at the tops of trees with a prehensile tongue. Now, scientists have figured out why they became so huge—and why these […]
Why Ancient Sloths Became the Size of Elephants—and Then Vanished Read More »
Birds continue to be amazing. Crows can use tools and hold grudges against specific people. Magpies can recognize themselves in mirrors. And now, hawks are using traffic signals to hunt down prey, according to a study published today in the
This Hawk Figured Out Traffic Signals to Ambush Its Prey Read More »
This article was originally published by High Country News. Every July, the western sandpiper, a dun-colored, long-beaked bird, leaves the shores of Alaska and migrates south. It may fly as far as the coast of Peru, where it spends several
Habitat ‘Pop-Ups’ Could Be Great News for Birds Read More »
