The spring was cooler than usual and even the June mornings are pleasantly cool in the early morning. This kestrel was watching from the saguaro, but didn’t like me taking a photo. Also saw a fine pyrrhuloxia in a palo verde tree.
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.