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Non-human primates, including howler monkeys and sloths, can also be infected with Oropouche, which is why the disease is sometimes nicknamed “sloth fever.”

On a night of redemption for the England defender, Mings returned to the scene of his howler - and helped Villa take a huge step towards the quarter-finals of European football's most prestigious competition.

As the researchers note, arboreal howlers are extremely slow-moving primates who are very careful about the way they exert their energy.

Mexico has also been baking under a heat wave so intense that howler monkeys have literally been dropping dead from the trees.

Moreover, with heat, fires, and deforestation hitting the trees where the howler monkeys live, it was unclear whether even releasing them could ensure their survival.