While they may be known as one of nature's laziest animals, sloths are also host to some very unusual and perhaps surprising attributes... Frontier is an international non-profit volunteering NGO.

Different sloth groups can be easily identified by the number of long, curved claws on their forelimbs. The two-toed sloths, as the name suggests, have two claws on their front limbs, while the ...

1. Two-toed sloths are larger than three-toed sloths but are generally more active. 2. The giant sloth, which was about the size of an elephant, became extinct about 11,000 years ago. Article ...