Caffeine confers a survival advantage on the plants containing it because if it is ingested by insects, it functions as a natural pesticide which can paralyze and kill them; it can also enhance the reward memory of pollinators such as honey bees.
Caffeine confers a survival advantage on the plants. These plants are containing it. It functions as a natural pesticide. It is ingested by insects. This natural pesticide can paralyze and kill them. It can also enhance the reward memory of pollinators such as honey bees.