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A New Species of Hummingbird?(图)
A New Species Hummingbird
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2015/3/4
The Bahama Woodstar is a hummingbird found in the Bahamas, and comprises two subspecies. One of these, Calliphlox evelynae evelynae, is found throughout the islands of the Bahamas, and especially...
Fighting for females: The evolution of a hummingbird
hummingbird Fighting for females
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2014/11/10
Tiny, swift, and iridescent, hummingbirds dart around flowers and feeders, sipping nectar with their seemingly delicate beaks.
But new research shows that these beaks actually double as deft, dagger-...
Hummingbird evolution soared after they invaded South America 22 million years ago
Hummingbird evolution soared after they invaded South America 22 million years ago
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2014/4/16
The National Science Foundation (NSF) is an independent federal agency that supports fundamental research and education across all fields of science and engineering. In fiscal year (FY) 2014, its budg...