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 ...

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 ...

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 ...

When a baby babbles and their parents respond, these back-and-forth exchanges are more than adorable-if-incoherent chatter—they help to build a baby's emerging language skills.

We consider humans to be at the apex of social cognition. But we're not the only animals that closely interact with each other. Marmosets, for example, are highly social creatures. In the wild, they ...

The cute creatures are chatty, family oriented—and facing a shrinking habitat in the remote forests of Ecuador A baby pygmy marmoset, under the care of an older member of its cooperative family group, ...