Sloths are cute and even lazier than you thought

You probably already knew that sloths were slow and cute and make Kristen Bell cry big tears, but that's not the end of it. Sloths are so lazy, they may very slowly take your breath away. They can only be bothered to come down from their tree to pee once a week. They move so little that algae actually grows on them. Well, they say it's camouflage, but we've all had roommates in college that had the same problem and the couch never smelled right again. By the way, sloths are apparently so slow that, as this video proves, it takes a little NSFW language to illustrate the extent of their slowness.

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