As we enter the dog days of summer, people will try all sorts of things to escape the heat, from sweating in front of a fan to drinking a piping hot cup of tea (which actually does help). But body ...

Every dog owner is probably familiar with this behavior: you take your dog out for a potty break, and before it does its business, it turns around in circles several times. But what is the explanation ...

Defecating exposes sloths to predators on the jungle floor. An unexpected ally benefits, and returns the favor. A brown-throated three-toed sloth peers over a tree's buttress root while defecating on ...