From ScienceDaily.
Throughout the tropics, ants and Acacia trees live together in intricate interdependent relationships that have long fascinated scientists.
Now researchers are reporting that in Africa, this plant-insect teamwork depends on the very antagonist it is intended to ward off: Africa’s big browsing mammals.
Researchers report that elephants, giraffes and other large plant-eaters spur Acacias to “hire” [...]
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