Black Tailed Marmoset, Pantanal, BrazilThere are twenty two different species of marmosets that live in South America. This black-tailed marmoset was photographed in the Pantanal region of Brazil. An interesting fact about these somewhat primitive primates — they have claws, rather than nails.
Nikon D300 with Nikkor 200-400mm lens (at 400mm) ISO 1600, f/7.1 at 1/160th of a second