The Northern and Southern Maned Sloths may look very similar from the outside, but their genomes reveal different stories: the two species have faced very distinct conditions in Brazil’s Atlantic ...

The researchers found that three-toed sloths can harbor more phoretic moths than their two-toed counterparts because of greater concentrations of inorganic nitrogen and higher algal biomass in their ...

Oct. 20 (UPI) --International Sloth Day, marked annually on Oct. 20, was founded by nonprofit animal protection organization AIUNAU in 2010. AIUNAU said members Sarita Kendall and Tinka Plese came up ...

The world has one more sloth species in it than previously thought. Maned sloths live in a small belt of forest in Brazil and an analysis now suggests those in the south are a different species from ...

When it comes to slow motion, some creatures have truly perfected the art of moving at a crawl. Among the top contenders are the three-toed sloth, the Galápagos tortoise, and the banana slug, each ...