How ants get angry: Precise “lock and key” process regulates aggression, acceptan
 

For most social animals, even humans, the ability to distinguish friend versus foe can be a challenge that often can lead to knee-jerk aggression. But when it comes to ants getting aggressive, thereâ??s a more sophisticated method to their madness. In a new study, published this month in the Journal of Experimental Biology, scientists in …

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