These ants spray their victims with acid before they decorate their nests with their skulls. – The Washington Newsday

There is a species of ant that could be considered one of the most grotesque in existence because of its unusual choice of home decor – the decapitation of the heads of its victims.
Scientific studies have repeatedly found that Formica Erboldi ants tend to keep many old body parts around their dwellings. “Many ants are very clean, they remove dead workers or food debris,” said Adrian Smith, director of the Evolutionary Biology and Behavioral Research Laboratory at the North Carolina Museum of Natural…

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