Carpenter ants amputate the legs of their nestmates to save their lives, study says

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Carpenter ants amputate the legs of their nestmates to save their lives, study says
Current BiologyErik FrankMatabele Ants
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Ecologist: 'We think that their arboreal lifestyle might expose them to less pathogens than colonies living underground.'

Humans aren't the only ones capable of performing amputations to save lives.Florida carpenter ants have been observed biting off the injured limbs of nestmates, depending on the location of the wounds, to help their counterparts survive, according to a new study.Video above: Cicadas preparing to emergeAbout 90% to 95% of the ants receiving amputations make it through the process and continue with their duties within the nest just fine despite losing a leg, researchers found.

'We would carefully take one out of the nest, put it on ice and then cut the leg. Once the ant woke up again she would be released back to the colony to be with her nestmates.'For the ants with femur or tibia injuries that went untreated in isolation, less than 40% and 15% survived, respectively.The team also carried out CT scans of the ants to get a closer look at the insects' injuriesand how their bodies respond.

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