Photo via Marietta
The relationship between the tropical acacia plant and 'guard' ants that defend it from predators has long been a fascinating example of symbiosis in nature: the ants feed on the acacia's sugary nectar, and in turn aggressively sting and bite other animals that would eat and damage the plant. But it turns out that this arrangement might not be as friendly as previously thought. New research reveals that the acacia plant actually produces a chemical that drives the ants into a defensive frenzy--alternately persuading them to fight to protect it and banishing them from its flowers when convenient.
Article continues: Tropical Plant Uses 'Mind Control' Chemical to Make Ants Do Its Bidding
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