A new study suggests that Anna's Hummingbirds in the western United States are not only keeping up with human influence on their habitat, they're thriving. According to a recent study in Global Change ...
Most hummingbirds migrate to Mexico and Central America to spend the winter. But some, like Anna's hummingbird, stay in the U.S. all year-round. For them, though, winter is not exactly an easy time.
A new study details the evolutionary change of Anna's Hummingbirds, finding their beaks have grown longer and more tapered to get the most from... Backyard feeders changed the shape of hummingbird ...
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