See also:

• Kids and Teens: School Time: Science: Living Things: Animals: Mammals: Sloth  (4)

• Family: Megalonychidae - General information and anatomy of the two toed sloth.
• Not Living up to their Name - Max Planck scientists find evidence that sloths in the wild sleep a lot less than previously thought. [PDF]
• Two-toed Sloth - Information from Wikipedia on the classification of the family Megalonychidae which contains just two species, Choloepus didactylus and Choloepus hoffmanni.

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