Lower classifications: Trochilinae,Abeillia, Stellula, Hermit, Loddigesia,Ensifera, Violet-earHummingbirds drink nectar, a sweet liquid inside certain flowers. Like bees, they are able to assess the amount of sugar in the nectar they eat; they reject flower types that produce nectar that is less than 10% sugar and prefer those whose sugar content is stronger. Nectar is a poor source of nutrients, so hummingbirds meet their needs for protein,amino acids, vitamins, minerals, This article is From Wikipedia, the free encyclopedia.
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