Donald M. Jones / Cactus Wren (Campylorhynchus brunneicapillus) calling, southwestern Arizona
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Donald M. Jones / Cactus Wren (Campylorhynchus brunneicapillus) pair with one calling, southwestern Arizona
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Claudio Contreras / Prickly pear (Opuntia sp.) growing on coastline, Socorro Island, Revillagigedo Archipelago National Park (Socorro Islands), Pacific Ocean, Western Mexico, November, Honorary Mention in the third natio...
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Jack Dykinga / ARCHIVED SG - Duplicate 10/10/2017. Saguaro cactus (Carnegiea gigantea) at sunset, with drooping frost damaged limbs, South Maricopa Mountains Wilderness, Sonoran Desert National Monument, Arizona...
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Jack Dykinga / Saguaro cacti (Carnegiea gigantea) in bloom with Foothill paloverde (Cercidium microphyllum) Sonoran Desert National Monument, Arizona, USA, April.
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Jack Dykinga / Hairy bird's foot morning glory (Ipomoea leptotoma) flower over Prickly pair (Opuntia sp) Catalina State Park, near Tucson, Arizona, USA, August.
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Alan Murphy/ BIA / Golden-fronted Woodpecker (Melanerpes aurifrons) male calling, Texas
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Alan Murphy/ BIA / Cactus Wren (Campylorhynchus brunneicapillus) calling from cactus, California
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Floris van Breugel / Beavertail cactus (Opuntia basilaris) in otherwise stark desert, Alabama Hills, Owen's Valley, California, USA May
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Floris van Breugel / Barrel cacti (Ferocactus pilosus) and Ocotillo overlook Palm oasis at sunrise, Anza-Borrego Desert State Park, California, USA March
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Floris van Breugel / Desert agave (Agave deserti) has skewered a ball of spines shed by neighboring Cholla cactus (Cylindropuntia bigelovii) Anza-Borrego State Park, California, USA March
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Donald M. Jones / Gila Woodpecker (Melanerpes uropygialis) feeding on Saguaro (Carnegiea gigantea) cactus flower, southern Arizona