Normally quite intimidating, howler monkeys are muscular and can be around ... water supplies are running out and authorities have had to truck in water for everything from hospitals to fire ...

They can use this tail as an extra arm to grip or even hang from branches—no Old World monkeys have such a tail. A gripping tail is particularly helpful to howler monkeys because they rarely ...

MEXICO CITY – The number of heat-related howler monkeys deaths in Mexico has risen to 157, the government said, with a tragically small number of the primates treated or recovering. Meanwhile ...

An ongoing study of the cause of death of howler monkeys on Barro Colorado has identified the howler monkey bot fly Cuterebra baeri as the single most important factor. Very young monkeys are the ...

Brown howler monkeys (Alouatta guariba ... silently approached the new group to attack Max. Max was forced to run, leaving the females to hide back in the acclimation enclosure, which was still ...

Normally quite intimidating, howler monkeys are muscular and can be around ... water supplies are running out and authorities have had to truck in water for everything from hospitals to fire ...

Howler monkeys are a New World primate that have specialized ... they move on the ground to cross from one tree to another or run over by cars as they try to complete their foraging routes.

A rare red howler monkey has been born at a wildlife park in Yorkshire. The primate was born on 29 April at Doncaster's Yorkshire Wildlife Park and keepers said it was still too early to tell the ...