Once found in the jungles of Africa, researchers in South America have now discovered links tying these extinct primates to the continent—painting an incredible story of survival against the odds.

Howlers are New World monkeys found in tropical Central and South America. They are aptly named for their cacophonous cries. When a number of howlers let loose their lungs in concert, often at ...

“Monkey” is generally accepted to refer to two types of primates: New World and Old World monkeys. A few significant variations between these two groups are their opposable thumbs, sitting ...

The discovery of a new breeding pair raises hope for the survival of the world's rarest primate, the Hainan Gibbon. Ravaged by deforestation and poaching, the ape now lives only in a patch of ...

This interesting documentary visits South America, home to many breeds of monkey. Perhaps the best-known is the capuchin, also known as the organ-grinder monkey. With their cute, alert faces and ...

The role of body-size variation as a "line of least evolutionary resistance" has been documented in both Old and New World monkeys (Figure 2). In these cases, diversification of cranial form ...

Dr. Nobuyuki Kawai from Nagoya University in Japan has found that the rapid detection of snakes by monkeys is because of the presence of snake scales as a visual cue. His findings highlight an ...

Hamrick, M. W. Functional and adaptive significance of primate pads and claws: evidence for New World anthropoids. American Journal of Physical Anthropology 106, 113-127 (1998). Hamrick ...

In the wild, Old World primates live in coherent troops. Housing them in groups rather than in single cages is therefore the ideal way to account for their social disposition (Figure 3). The risk of ...