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 ...

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 ...

It is so hot in Mexico that howler monkeys are falling dead from the trees. At least 83 of the midsize primates, who are ...

MEXICO CITY — It’s so hot in Mexico that howler monkeys are falling dead from the trees. At least 83 of the midsize primates, ...

My adventure of a lifetime began in 2015 when I was asked to follow the tree-top lives of Costa Rica’s gravity-defying howler monkeys (Alouatta palliata palliata). Image by Justine Allan.

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 ...

According to the GSC Facebook Page, the zoo said goodbye to Augusta the howler monkey. Augusta and her brother Thurston came to the center in 2007 from Houston, Texas. She was 27 years old ...

MEXICO CITY--It’s so hot in Mexico that howler monkeys are falling dead from the trees. At least 83 of the midsize primates, who are known for their roaring vocal calls, were found dead in the ...

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 ...

The island of Hispaniola boasts a wide array of native Caribbean birds like the mangrove cuckoo, bananaquit and palmchat—all ...

This lush western province is home to verdant cloud forests that brim with native birds.