Howler monkeys are dropping dead from trees in southeast Mexico's tropical forests, and authorities said Monday they were investigating whether extreme heat was killing the endangered animals.

MEXICO CITY (AP) — 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 ...

The extreme heatwave in Mexico is not only affecting the environment, it's wreaking havoc on the howler monkeys and causing them to fall dead out of trees, the Associated Press reported. "They were ...

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 Gulf coast state of ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. MEXICO CITY (AP) — It’s so hot in Mexico ...

Threatened howler monkeys have been dropping dead from trees in Mexico’s southeastern tropical forests in recent weeks amid a nationwide drought and heat waves that have sent temperatures soaring ...

Mexico is so hot that vulnerable howler monkeys are dropping dead from trees. Brutal and ongoing heatwaves have been tearing through Mexico, tragically claiming over two dozen confirmed human lives ...