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 ...

Normally quite intimidating, howler monkeys are muscular and can be around 2 feet (60 centimeters) tall, with tails as long again. They are equipped with big jaws and a fearsome set of teeth and ...

Alejandro Zúñiga / The Tico Times. Howler monkeys, native to Costa Rica, are increasingly threatened by human activity. Traditionally known for swinging from branch to branch using their tails, these ...

Australia’s ‘earless dragon’ faces extinction due to climate change Normally quite intimidating, howler monkeys are muscular and some can be as tall as 90cm (3 feet), with tails just as long.