LONDON, ENGLAND - MARCH 25: A Golden Headed Lion Tamarin monkey, native to the tropical rainforests of South America, surveys its new home in the living rainforest enclosure at ZSL London Zoo on March 25, 2010 in London, England. Entitled 'Rainforest Life' the large temperature and humidity controlled bio-dome is home to free-roaming monkeys, sloths, tree anteaters and tropical birds. The exhibit, which is opening in the International Year of Biodiversity, will be open to the public from March 27, 2010. (Photo by Oli Scarff/Getty Images)
