Spider Monkey, Costa Rica (Spider Monkeys)

Howler Monkey, Osa Peninsula, Costa Rica (Howler Monkeys)

Black-and-white Colobus Monkey, Mother and Infant, Arusha National Park, Tanzania (Colobus Monkeys)

Patas Monkey, Murchison Falls, Uganda (Monkeys)

Capuchin Monkey, Brazil (Monkeys)

Howler Monkey, Brazil (Howler Monkeys)

Black-and-white Colobus Monkey 2, Tanzania (Black-and-white Colobus Monkey)

Blue Monkey in Supplication, Tanzania (Blue Monkeys)

Black-and-White Colobus Monkey, Arusha National Park, Tanzania

Infant Blue Monkey, Tanzania