Ready, Steady, Sloth!

Follow—very slowly—a brown-throated sloth and her clinging baby as they go on a secretive, daring mission in this captivating look at a hugely popular creature by a BBC documentary maker.

Did you know that sloths give birth hanging upside down? That they fall out of their tree in the rainforest canopy about once a week? That they’re covered with algae and small brown moths that serve as an excellent disguise? Or that it takes them thirty days to digest a single leaf? The animals’ slow diges...