sloths are surprisingly good swimmers — they can swim through water three times faster than they can move on the ground! Three-fingered sloths have two more neck vertebrae than any other mammal ...

Giant ground sloths were directly related to their modern ... also lived near the ocean and may have even displayed ...

The "amazing discovery" of a sloth's hip bone and a fragment of a bison's radius bone was made about 16ft (5m) below ground in Park Mesa Heights. Scientists say the Harlan's Ground Sloth could ...

Natural Trap Cave near Lovell is one of the best Ice Age fossil sites in the world, but its lack of saber-toothed cats and giant ground sloths ...