Following is a transcript of the video. Narrator: If there's one thing you know about sloths, it's that they're, well, slow. But that doesn't mean they're boring. In fact, sloths are one of the ...

The sloth is the world's slowest mammal, so sedentary that algae grows on its furry coat. The plant gives it a greenish tint that is useful camouflage in the trees of its Central and South ...

A Costa Rica rescue center offers blankets and bottle-feeding at a nursery for these young animals Photographs by Annie Marie Musselman Text by Niko Zlotnik Hoffmann’s two-toed sloth babies need ...