Hummingbird pollination helped pineapples and other bromeliads evolve into one of the world's most diverse plant families.

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Nature cradles many miracles in its embrace, even in the way of forming partnerships that define entire branches of life over millions of years.Some of these relationships are so deeply intertwined ...

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Hummingbirds, native to North and South America, are among the smallest and most agile birds in the world. Often barely larger than a thumb, they are the only bird species that can fly not only ...

billy barr tells us the lilies emergence is out of sync with the hummingbirds arrival. billy barr looks through the logs he's been keeping for almost 50 years. He explains how the glacier lilies ...

Hummingbirds have the fastest metabolism of any animal. The tropical hummingbirds that live in the Andes Mountains in South America must expend considerable energy to maintain their high body ...