Defecating exposes sloths to predators on the jungle floor. An unexpected ally benefits, and returns the favor.

The sloth family tree once sported a dizzying array of branches, body sizes and lifestyles, from small and limber tree climbers to lumbering bear-sized landlubbers. Why sloth body size was once so ...

An analysis of the sloth family tree suggests three different groups of the animals evolved to gigantic sizes in response to cold and dry conditions ...

Discover 10 fascinating animals with masks that help them blend into their environments and avoid predators in the wild.

A sloth has had pioneering dental surgery to cure toothache. Rico is believed to be the first sloth to undergo such an operation, which was carried out by a team at Chester Zoo working alongside ...

A DAD’S “pink eye” turned out to be a killer infection that left him looking like “Sloth from The Goonies”. Jordan Niles woke up with a sore right eye in late March. B… ...

Sloth Gives Surprise Birth at Minnesota Zoo: 'It Was a Truly Special Moment' A 6-year-old, two-toed sloth unexpectedly went into labor in her zoo exhibit in front of zoo goers on Wednesday, April 2 ...

WSDOT has taken down a second stuffed sloth from I-5, ensuring safety for drivers while addressing unusual roadside hazards.

Visitors to Minnesota’s Como Park Zoo witnessed a sloth give birth. Sago, a Hoffman’s two-toed sloth, surprised everyone, including the zoo staff.

Surprise! Sloth gives birth at Como Zoo in front of unsuspecting visitors Sago - a Hoffmann's two-toed sloth - delivered her little critter on Wednesday while on exhibit in the zoo's primate building.

Did Sloth Crossing replace another exhibit at the Jacksonville Zoo and Gardens? Yes, it is in the Play Park spot where the squirrel monkeys were previously housed.