Howler monkeys drop lifeless from bushes in Mexico throughout brutal heatwave | EUROtoday

In southern Mexico, the deep and raspy roars of howler monkeys reverberate via the luxurious jungles enveloping the town of Comalcalco. The sound — akin to the rumble of distant thunder or the grumble of a giant engine — often crescendos round daybreak and nightfall, signaling to residents the start and finish of every day.