A Blunt Headed Snake is seen at the Manu Biosphere Reserve in Peru's southern Amazon region of Madre de Dios November 3, 2009. This 1.8 million hectares reserve is the home of 600 birds species and 11 monkey species among other animals, as caymans and mammals, and has one of the highest levels of biodiversity of any park in the world with more than 200 varieties of trees found in one hectare. Picture taken November 1, 2009. REUTERS/Enrique Castro-Mendivil (PERU ENVIRONMENT TRAVEL ANIMALS)
REUTERS/ENRIQUE CASTRO-MENDIVIL