Add Yahoo as a preferred source to see more of our stories on Google. When it comes to primate species from across the globe, they don't get much cuter than the pygmy marmosets of the Amazon ...

Everyone needs a best friend in life and from the look of it, Ninita the pygmy marmoset has found hers in the form of a toothbrush. Watching the tiny monkey bliss out as her caretakers massage her fur ...

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 ...

CC0 Usage Conditions ApplyClick for more information. Pygmy marmosets are the world's smallest monkeys, measuring just five inches in body length and weighing only four ounces. From their adorable ...

Pygmy marmoset cubs are pictured with their mother in their enclosure at the Mulhouse Zoo, eastern France — SEBASTIEN BOZON Naming others is considered a marker of highly advanced cognition in social ...

Source: Dario Sanches, via Wikimedia Commons. Marmosets and other small, tree-dwelling monkeys must be vigilant to survive in the wild. After all, predators ranging from snakes to raptors to cats want ...