<Tr> <Td_colspan="2"> Bradypus pygmaeus Anderson & Handley, 2001 </Td> </Tr> <Tr> <Td_colspan="2"> Range of the pygmy three - toed sloth </Td> </Tr> <P> The pygmy three - toed sloth (Bradypus pygmaeus), also known as the monk sloth or dwarf sloth, is a sloth endemic to Isla Escudo de Veraguas, a small island off the coast of Panama . The species was first described by Robert P. Anderson of the University of Kansas and Charles O. Handley Jr., of the Smithsonian Institution in 2001 . The pygmy three - toed sloth is significantly smaller than the other three members of its genus, but otherwise resembles the brown - throated three - toed sloth . According to Anderson and Handley Jr., the head - and - body length is between 48 and 53 centimetres (19 and 21 in), and the body mass ranges from 2.5 to 3.5 kg (5.5 to 7.7 lb). </P> <P> This sloth, like other sloths, is arboreal (tree - living) and feeds on leaves . It is symbiotically associated with green algae, that can provide it with a camouflage . Details of mating behavior and reproduction have not been documented . The pygmy three - toed sloth is found exclusively in the red mangroves of Isla Escudos de Veraguas, restricted to an area of 4.3 square kilometres (1.7 sq mi). A 2012 census of pygmy three - toed sloths estimated the total population at 79 . The IUCN lists the pygmy three - toed sloth as critically endangered and they are listed on the world's 100 most threatened species . </P>

Where does the pygmy three toed sloth live