Sloths may seem like quirky tree-dwellers today, but their past reveals a dynasty of giants that once roamed the Americas.
What can fossilized poop tell us about prehistoric life? A surprising amount, it turns out. A new study, published in the ...
Your neighborhood is home to all sorts of amazing animals, from raccoons, squirrels and skunks to birds, bugs and snails.
Scientists studied chimpanzees in Uganda's Budongo Forest and noticed that they were eating something unexpected for ...