Hoffmann's Two-toed Sloth
Choloepus hoffmanni
Rebecca Cliffe (sloth biologist), and Yoland Ruba (veterinarian) examining anesthetized adult female prior to putting on "sloth backpack", while Judy Avey-Arroyo (owner of sloth sanctuary) holds the sloth's two-month-old baby
Aviarios Sloth Sanctuary, Costa Rica
*Model releases available