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Ants that defend plants receive sugar and protein

Publicado em 18 julho 2019
Biologists Laura Carolina Leal and Felipe Passos performed a series of experiments in Brazil’s Northeast region — specifically in the interior of Bahia State, where the semiarid Caatinga biome predominates — to determine how plants with extrafloral nectaries interact with ants. Extrafloral nectaries are nectar-secreting glands not involved in pollination which supply insects with carbohydrates in exchange for defense against herbivores. The nectar attracts predatory insects [...]