Jack Dykinga / Arizona poppy (Kallstroemia grandiflora) blooming amongst Mesquite (Prosopsis sp) trees with Santa Catalina mountains in background. Post summer monsoon rains, evening light. Sonoran Desert, Catalina...
01599875
Jack Dykinga / Roadrunner (Geococcyx californianus) ruffling feathers to warm body on a winter's morning. Catalina State Park, Santa Catalina Mountains, Arizona, USA. January.
01599874
Jack Dykinga / Roadrunner (Geococcyx californianus) ruffling feathers to warm body on a winter's morning. Catalina State Park, Santa Catalina Mountains, Arizona, USA. January.
01599873
Jack Dykinga / Roadrunner (Geococcyx californianus) running. Catalina State Park, Santa Catalina Mountains, Arizona, USA.
01563031
Jack Dykinga / Boulders near Windy Point, Santa Catalina Mountains, Coronado National Forest, with Catalina Mountain ridges and the Tucson Mountains, Arizona, USA. September 2016.
01563017
Jack Dykinga / Geology Vista, with granite boulders against the Tucson's city lights under the Milky Way, Santa Catalina Mountains, Coronado National Forest, Arizona, USA, September.
01563012
Jack Dykinga / Rainbow over Geology Vista, with Granite spires form a jagged edge to mountain top ridges. Santa Catalina Mountains, Coronado National Forest, Arizona, USA, September.
01562999
Jack Dykinga / Santa Catalina Mountains, Coronado National Forest near Geology Vista, with Granite spires form a jagged edge to mountain top ridges. Arizona.
01562992
Jack Dykinga / Great horned owl (Bubo virginianus) chicks in nest in Saguaro cactus (Carnegiea gigantea), Santa Catalina Mountains, Arizona, USA, May.
01562991
Jack Dykinga / Great horned owl (Bubo virginianus) chicks in nest in Saguaro cactus (Carnegiea gigantea), Santa Catalina Mountains, Arizona, USA, May.
00563981
Tim Fitzharris / Saguaro (Carnegiea gigantea) and barrel cacti, Santa Catalina Mountains, Arizona
00563983
Tim Fitzharris / Desert Tortoise (Gopherus agassizii), Santa Catalina Mountains, Arizona