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Nectar in flowers serves chiefly to attract pollinators, such as fruit-eating bats, hummingbirds, sunbirds, and insects. The production of nectar as a food reward for animals is a classic example of coevolution. Sugar content varies from 3 to 80 percent, depending upon such factors as plant species and soil and air conditions.

Nectar is mainly a watery solution of the sugars fructose, glucose, and sucrose but also contains traces of proteins, salts, acids, and essential oils. Nectar, sweet viscous secretion from the nectaries, or glands, in plant blossoms, stems, and leaves.
#Nectar flower how to
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