Monkeys are falling dead from trees because of a heat wave in Mexico.Luis Manuel Lopez/ReutersSoaring temperatures in Mexico are causing monkeys to fall dead from trees.Dehydration killed the monkeys "within a matter of minutes," biologist Gilberto Pozo told the AP.Research has shown that extreme heat, on average, cost the global economy $16 trillion between 1993 and 2013.Temperatures are soaring in Mexico, and the scorching heat is causing monkeys to drop dead from trees.Up to 85 howler monkeys were found dead in Tabasco in southeast Mexico, where temperatures this week are forecast to surpass 113 degrees Fahrenheit, Reuters reported, citing local media.The mantled howler monkey, known for its call, is classified as endangered on the International Union for Conservation of Nature Red List, based on the organization's 2020 assessment.Local authorities and volunteers have been collecting the bodies of the dead primates from forests.