Christopher Olson @christopherrolson.bsky.social · 27/05/2026A sun halo that showed up over the desert sky earlier this week. Fine ice crystals in the cirrus clouds create this phenomenon. These cliffs are of the La Barge Box in the Superstition Mountains of Arizona. 010
Christopher Olson @christopherrolson.bsky.social · 25/05/2026White-throated swifts drinking on the wing, in the Superstition Mountains of Arizona. #🪶 #birds 070
Christopher Olson @christopherrolson.bsky.social · 27/02/2026Get your goth on with the Funereal Duskywing. These I photographed recently in Arizona’s Agua Fria National Monument #butterfly #goth #lepidoptera 030
Christopher Olson @christopherrolson.bsky.social · 26/02/2026Well, that’s one way to take care of all those extra sunflower heads. #🪶 0153
Christopher Olson @christopherrolson.bsky.social · 14/12/2025Phoenix stretches on and on #astrophotography 061
Christopher Olson @christopherrolson.bsky.social · 06/12/2025And just like that it’s citrus season 020
Christopher Olson @christopherrolson.bsky.social · 15/10/2025Could it be Wind Scorpion Wednesday already? After the rains in Arizona there are lots of creepy crawlers out. #solifugae #sunspider #windscorpion 020
Christopher Olson @christopherrolson.bsky.social · 11/10/2025I love these birds- that and they are also songbirds. Here is a picture of one I took where I stalked it for hours to photograph it. 030
Christopher Olson @christopherrolson.bsky.social · 06/10/2025I came across this petroglyph yesterday in an undisclosed canyon in Arizona. Those feet make me think grizzly bear. What do you think? 020
Christopher Olson @christopherrolson.bsky.social · 24/09/2025Say hello and good day to the Fire-tailed Scoliid Wasp, Triscolia ardens. Found in the Agua Fria NM, Arizona. 040
Christopher Olson @christopherrolson.bsky.social · 15/09/2025AZPS President-elect Chris Olson has told his dog Dogberry that people who don’t attend the AZPS annual meeting (Oct 17-18) will have a “significant physiology knowledge gap” compared to those who attend the meeting. Register at AZPS.life @azphysiology.bsky.social bsky.app/profile/cnn.... 111
Christopher Olson @christopherrolson.bsky.social · 20/08/2025The Daily Dogberry After 11 hours in the car this is what we get. 030
Christopher Olson @christopherrolson.bsky.social · 16/08/2025Not the desert variety that I am used to seeing, but just as handsome. Classic California Quail. #🪶 #birds 0110
Christopher Olson @christopherrolson.bsky.social · 15/08/2025The Arizona Physiological Society annual meeting will be held at UofA Phoenix on Oct 17-18. This is a fabulous student-focused meeting for anyone in the Southwest who does any physiology-related research. @azphysiology.bsky.social #🧪 061
Christopher Olson @christopherrolson.bsky.social · 15/08/2025An American Crow seen along the edge of the Spokane River. I wonder what crows think about when they sit by the water? Life? The Universe? Everything? #birds #🪶 1121
Christopher Olson @christopherrolson.bsky.social · 15/08/2025Symmetry in form on the Spokane River- Canada Goose. #birds #🪶 060
Christopher Olson @christopherrolson.bsky.social · 13/08/2025Blergh! After a trip to Washington State for work, I came home and quickly came down with Covid. My symptoms are very mild, but it like it’s part of a growing trend. 110
Christopher Olson @christopherrolson.bsky.social · 13/08/2025These vagabond house sparrows, clinging to the margins of humanity with their matted feathers and crusty beaks. Some say they should not be here. Yet their persistence in this world is one of beauty. #birds #🪶 070
Christopher Olson @christopherrolson.bsky.social · 12/08/2025A red crossbill in its natural habitat #birds #🪶 050
Christopher Olson @christopherrolson.bsky.social · 11/08/2025A mallard family explores the Spokane River. #🪶#birds 0121