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First Pyrrhuloxia

The ground is still damp in the shady parts of the wash. Lots of Anna’s Hummingbirds, staking out their territory. I heard the first Pyrrhuloxia call of the season as I entered the wash, then later saw this one perched and singing. Also a Cactus Wren in full throat (literally—his throat swells and his tail wags as he makes his engine-starting call).

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About Bill McCallum

I was born in Australia and came to the United States to pursue a Ph. D. in mathematics at Harvard University, met my wife, and never went back. I am a professor at the University of Arizona, working in number theory and mathematics education.

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