When it comes to primate species from across the globe, they don't get much cuter than the pygmy marmosets of the Amazon Rainforest, aka the smallest species of monkeys in the world. These little ...

Deep in the rainforests of South America lives a monkey so tiny it can fit in your palm. Known as the pygmy marmoset, this remarkable primate holds the title of the world’s smallest monkey. Weighing ...

The “big truck, small man” phenomenon is also seen in the animal kingdom. The loudest howler monkeys were found to have the smallest packages. Hyoid bone size, which is responsible for vocalizations, ...

The tiny macaque at Ichikawa City Zoo has drawn thousands of visitors after melting hearts online.

TUCSON, Ariz. (KVOA) - Reid Park Zoo is welcoming a new resident, Hudson the squirrel monkey, to its Temple of Tiny Monkeys. Hudson, a 2-year-old squirrel monkey from Sedgwick County Zoo, is being ...

Venezuelan Red Howler (Alouatta seniculus). They inhabit rainforests and mountain forests of Central and South America. The loudest monkey. Morning roar of a red howler. Close-up.© ...