When your doctor orders three mammograms and two sonograms, and then waits one nano-beat too long before saying “biopsy,” go see a sloth. Earlier this month, that’s what I did, at the National ...

Add Yahoo as a preferred source to see more of our stories on Google. Close up of a fuzzy sloth face Massive Megatherium sloths once stood as large as Asian elephants, ripping foliage off treetops ...

A recent publication by U.S. media outlet Salon pointed out that Costa Rican sloths might be in danger due to potential genetic alterations caused by harmful agricultural practices. Salon, dedicated ...