Brand new to science: a sloth drinking water—captured cinematically for the first time. Until recently, it was assumed that sloths didn't need to drink water, and that they got water from the food ...

For years scientists assumed that sloths don't fart — believing the methane produced by their slow digestive system was simply absorbed into their bloodstreams and breathed out through their mouths.

Until recently, it was assumed that sloths didn’t need to drink water, and that they got water from the food they ate. Now we know that isn’t true, and you can see it for yourself in this extremely ...