While humans wouldn’t be very happy to find that organisms were growing on their skin, particularly fungi, algae, and insects, it works out pretty well for sloths. Sloths may be hosting entire ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Sloths are cute. Take this video of baby sloths being washed ...

The fur of Costa Rican sloths appears to harbor antibiotic-producing bacteria that scientists hope may hold a solution to the growing problem of “superbugs” resistant to humanity’s dwindling arsenal ...

Zebras, rhinos, and capybaras often have their pesky ticks and other parasites pecked off by the hungry birdies perched on their backs. Now, for the first time, researchers have observed brown jays ...

Sloths are animals that live in tropical rainforests in Central and South America, and they hang on trees for a long time and hardly move, and even if they move, they move very slowly, so they are ...

Once a week, three-toed sloths slowly descend from the leafy forest canopy to poop on the ground. Why do these sluggish mammals go on such a long and potentially dangerous journey instead of just ...

A tree-dwelling sloth’s climb down to ground level for its weekly bathroom break may not be pointless daintiness. The trip is risky and (for a sloth) energetically expensive. Yet the effort could be ...