A black howler monkey vocal chorus is seen at the Biological Field Station Corrientes, Argentina in this handout image released to Reuters on October 21, 2015. REUTERS/Mariana Rano/Handout via Reuters ...

This is Scientific American’s 60-Second Science. I’m Jeff DelViscio. Today: the final episode in our three-part sound escape to the Amazon rain forest. In today’s episode, we’re going into the trees.

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 dawn or ...

Perhaps we have become oblivious to the daily bombardment detailing the catastrophic effects of a warming planet. I am frightened for our future as we are experiencing the most extreme effects ...

ABILENE, Texas — The Abilene Zoo is welcoming two new family members. The Zoo announced the new howler monkeys in a social media post Thursday. Beatle and Batata are from theBrevard Zoo in Florida. It ...

WASHINGTON, Oct 22 (Reuters) - The howler monkeys whose guttural calls reverberate through Central and South American rainforests possess a secret that the males of the species may prefer to be left ...