Dictionary
two'-toed sloth'
either of two sloths of the genus
Choloepus, having two claws on the forelimbs and three on the hind limbs, including
C. didactylus and
C. hoffmanni. Also called
unau. See illus. under
sloth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.