Northern muriquis, which live in the Atlantic forest of Brazil, are one of the most endangered species of monkey in the world. To better understand what goes on in the mating lives of muriquis, ...

Long-tailed macaques given short videos were glued to scenes of fighting—especially when the combatants were monkeys they knew—mirroring the human draw to drama and familiar faces. Low-ranking ...

Step into the lush landscapes of tropical rainforests or the wide-open spaces of savannas, and you might witness a captivating show unfolding high in the treetops – the world of monkeys. These clever ...

NEW YORK -- For the first time, researchers have used the cloning technique that produced Dolly the sheep to create healthy monkeys, bringing science an important step closer to being able to do the ...

Researchers found that New World monkeys can produce extreme yodeling-like sounds by rapidly switching between their vocal folds (for low tones) and specialized vocal membranes (for high tones), ...

The practice of substituting humans with primates reaches back into art history.