Geladas in repose
(© Pavel Blažek/500px)
You may hear these primates referred to as “gelada baboons” or “bleeding heart baboons.” And while they do share many physical traits with baboons, most scientists put these grass-eating monkeys in their own genus. But why “bleeding heart?” Both adult males and females have a bright-red, hourglass-shaped mark on their chests. They’re very social and gather on the grassy hills of Ethiopia’s Semien Mountains to munch on the grasses and groom each other.
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