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Cassin’s Finch at Lassen Volcanic National Park

10,000 Birds

This is the male of the species (click on photos for full sized images). If you have read many of my posts here at 10000 Birds, you may have noticed that much of my research on bird species is derived from Birds of North America Online (BNA), a collaboration of the Cornell Lab of Ornithology and the American Ornithologists’ Union.

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Mountain Bluebirds at Lassen Volcanic National Park

10,000 Birds

Firstly, if you check the wonderful photo galleries here at 10000 Birds, you will find some excellent shots of the female Mountain Bluebird that Corey took in New York, of all places! Click on photos for full sized images. Last June I found adult Nutcrackers feeding young at this location. You can download their bird list here.

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Somewhere Over the Rainbow, Bluebirds Fly

10,000 Birds

Well, it is nesting season and being a nest box monitor with three Bluebird Trails, I thought I should rectify the blatant lack of coverage on 10000 Birds of one of the most iconic North American birds of our time. This is the male Western Bluebird checking out a natural cavity in a large oak tree (click on photos for full sized images).