To go unbothered while feeding, some female white-necked jacobin hummingbirds adopt a surprising tactic: mimicking the ...

Feathers: Displays of Brilliant Plumage by Robert Clark, published by Chronicle Books 2016 The male and female golden-breasted starling share the same coloring. The edges of the feather above ...

Their songs aren’t as lovely and twittery as the warblers and chickadees, more often resembling a croak or a gronk, and their plumage is ... Both male and female black ducks do, however, have ...

It struggles most with birds that look similar or are in eclipse plumage. For example, I often saw it tag female house sparrows as chipping sparrows over the winter, and occasionally saw a house ...

This mimicry is a mechanism by which the female polymorphism could persist in white-necked jacobins and other hummingbird species. This kind of documentation of hybrid equilibria — an equilibrium that ...

The female stretches low over the water, and the male swims with short bursts of ... colors of the breeding season and going into his eclipse plumage of more somber colors. The females usually ...

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One year ago today, a total solar eclipse graced the skies of North America, as the moon fully blocked out the sun a narrow slice of Earth, bringing sudden darkness and a breathtaking view of the ...

A partial solar eclipse is set to be visible to parts of the United States is set to begin a little before sunrise on Saturday, March 29, 2025, according to NASA. "The eclipse is more than half ...

This year's first solar eclipse will be seen on March 29. Due to the partial eclipse, the Sun, Moon, and Earth will not be in exact alignment. Consequently, only a fraction of the Sun will be ...