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Have you seen a larger bird dipping its sharp bill into your hummingbird feeder? It’s probably an oriole. These brightly colored birds winter in the tropics, where they often drink nectar from flowers. Tennessee Warblers — like this one — are often seen at flowers during migration. These birds have an adaptive advantage, since many birds can’t digest the sucrose of nectar. When they fly to the tropics in winter, their sweet tooth allows them an added source of nutrition. Learn more at BirdNote.org.
By BirdNote4.8
12101,210 ratings
Have you seen a larger bird dipping its sharp bill into your hummingbird feeder? It’s probably an oriole. These brightly colored birds winter in the tropics, where they often drink nectar from flowers. Tennessee Warblers — like this one — are often seen at flowers during migration. These birds have an adaptive advantage, since many birds can’t digest the sucrose of nectar. When they fly to the tropics in winter, their sweet tooth allows them an added source of nutrition. Learn more at BirdNote.org.

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