According to the fifth census of Mantled Howler Monkeys, Alouatta palliata, on Barro Colorado Island in Panama, monkey numbers have changed little since the late 1970s. Disclaimer: AAAS and ...

They prefer to stay aloft, munching on the leaves that make up most of their diet. Howler monkeys have ... Other species of howler monkey may be critically endangered over sections of their ...

It’s so hot in Mexico that howler monkeys are falling dead from the trees. At least 138 of the midsize primates, who are known for their roaring vocal calls, were found dead in the Gulf coast ...

For people in the steamy, swampy, jungle-covered state of Tabasco, the howler monkey is a cherished, emblematic species; local people say the monkeys tell them the time of day, by howling at dawn ...

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 ...

According to the National Zoo, a howler monkey's cry can be heard from as far ... gelada monkeys' teeth do not seem suited to ...

And this is one of the great threats that the howler monkey faces as a species. The deforestation, modification and degradation of its habitat has led it to be a species resilient to change.

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 ...

She also observed that the shape of the skull was similar to that of the other Alouattinae, the subfamily in which howler monkeys are classified, while their teeth looked more like those of the ...

Back then your primogenitor was more like a monkey than a chimp, no offense. Ever seen a howler monkey? That's what your extended family member would have resembled roughly halfway back to the ...

Not surprisingly, 25 percent of all medicines come from the plants growing in the rainforest, with an estimated 80 percent of the world's diet originating from these lush, tropical areas. Here is a ...