An endangered Peruvian woolly monkey (Lagothrix cana) at Cetas-IBAMA, a wildlife rehab center in Manaus, Brazil. This is administered by IBAMA, the government wildlife agency of Brazil.
This is a juvenile female. She had severe growth deformities due to poor nutrition as she was being reared as a pet by a citizen here. Her mother was likely killed so that she could be sold into the pet trade.