Trees Tempt—and Trick—Ants Into Serving as Bodyguards

D-brief
By Breanna Draxler
Nov 7, 2013 2:07 AMNov 19, 2019 10:55 PM
caterpillar-w-ant-1024x757.jpg

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An Azteca ant approaches a caterpillar on a laurel leaf in Jalisco, Mexico. After making such a find, it will recruit nestmates to the leaf to bite the caterpillar's underside until it drops off the leaf. Credit: Elizabeth G. Pringle. Partnerships between ants and trees are classic examples of mutualism in nature---the trees provide room and board for the ant colonies who protect the trees from pests. This seems like a pretty good deal, and two studies published this week show that some of these partnerships can vary with environmental conditions and others may even be irresistible---literally.

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