A Pygmy Marmoset (Callithrix pygmaea) stands on the hand of a keeper at a primate rescue and rehabilitation...
A Pygmy Marmoset (Callithrix pygmaea) stands on the hand of a keeper at a primate rescue and rehabilitation center near Santiago August 3, 2010. The Pygmy Marmoset, known as the world's smallest monkey and under danger of extinction, was confiscated after being found inside the clothes of a Peruvian citizen during a highway police check at the northern city of Antofagasta some 1367 km (849 miles) of Santiago. Picture taken August 3, 2010. REUTERS/Ivan Alvarado (CHILE - Tags: ANIMALS)