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  • Sunset in Tonto National Park, Arizona, USA
    22121-D.jpg
  • Desert vegetation with several saguaros (Carnegiea gigantea) in Saguaro National Park, southern Arizona, USA
    22118-D.jpg
  • Saguaro National Park, southern Arizona, USA. Nikon D500, 70-200mm @ 70mm (105mm in full frame), f10, EV+0.33, 1/200sec, ISO400, aperture priority
    Saguaro National Park (BIQ3925).jpg
  • Four Peaks (Tonto National Park), Arizona, USA
    22119-D.jpg
  • Desert vegetation with several saguaros (Carnegiea gigantea) in Saguaro National Park, southern Arizona, USA
    22117-D.jpg
  • Desert vegetation with several saguaros (Carnegiea gigantea) in Saguaro National Park, southern Arizona, USA
    22116-D.jpg
  • Four Peaks (Tonto National Park), Arizona, USA
    22120-D.jpg
  • Blooming desert with large population of "brittle bush" among saguaro cacti at Picacho Peak State Park (Arizona, USA) in March 2020.
    22101-D.jpg
  • Blooming desert with large population of "golden poppies" at Picacho Peak State Park (Arizona, USA) in March 2020.
    22098-D.jpg
  • Blooming desert at Picacho Peak State Park (Arizona, USA) in March 2020.
    22089-D.jpg
  • Along North Beeline Highway, Tonto National Forest, Arizona, USA. Nikon D500, 18-35mm @ 18mm (27mm in full frame), f14, EV-0.33, 1/800sec, ISO500, Aperture priority
    John Bell (22105-D).jpg
  • Blooming desert with large population of "desert lupine" (Lupinus sparsiflorus) at Picacho Peak State Park (Arizona, USA) in March 2020.
    22094-D.jpg
  • Desert landscape with prickly pear and saguero cacti from Picacho Peak State Park (Arizona, USA) in March 2020.
    22087-D.jpg
  • Young American black bear (Ursus americanus) climbing tree at Bearizona, Arizona, USA. (Controlled conditions).
    56654-D.jpg
  • Desert lupines, (Lupinus sparsiflorus) and saguaro cactus in Pichaco Peak State Park (Arizona, USA) in March 2020.
    22102-D.jpg
  • A young American black bear (Ursus americanus) climbing tree at Bearizona, Arizona, USA. (Controlled conditions).
    56655-D.jpg
  • Rosy-faced love birds (Agapornis roseicollis). Photo from Phoenix, Arizona (USA) where a population originating from escaped captivated birds has been established.
    44192-D.jpg
  • View from Four Peaks Wilderness area (Tonto National Forest) towards Superstition Mountains with Weavers Needle clearly visible.
    22109-D.jpg
  • Rosy-faced love birds (Agapornis roseicollis). Photo from Phoenix, Arizona (USA) where a population originating from escaped captivated birds has been established.
    44191-D.jpg
  • Blooming desert at Picacho Peak State Park (Arizona, USA) in March 2020.
    22096-D.jpg
  • Desert landscape from Picacho Peak State Park (Arizona, USA) in March 2020. In the background is Newman Peak.
    22088-D.jpg
  • Desert landscape from Picacho Peak State Park (Arizona, USA) in March 2020.
    22086-D.jpg
  • Morning scene from Picacho Peak State Park with cacti and and other desert shrubs. In the background is Newman Peak. March 2020.
    22083-D.jpg
  • Morning scene from Picacho Peak State Park with cacti and and other desert shrubs. In the background is Newman Peak. March 2020.
    22082-D.jpg
  • Four Peaks Wilderness Area (Tonto National Forest, Arizona, USA) with Four Peaks in the background.
    22107-D.jpg
  • Desert lupine, (Lupinus sparsiflorus) in Pichaco Peak State Park (Arizona, USA) in March 2020.
    11229-D.jpg
  • Rosy-faced love bird (Agapornis roseicollis). Photo from Phoenix, Arizona (USA) where a population originating from escaped captivated birds has been established.
    44195-D.jpg
  • Blooming desert with "desert lupine" and "golden popies" at Picacho Peak State Park (Arizona, USA) in March 2020.
    22097-D.jpg
  • Blooming desert at Picacho Peak State Park (Arizona, USA) in March 2020.
    22092-D.jpg
  • View from Four Peaks Wilderness area (Tonto National Forest) towards Superstition Mountains with Weavers Needle clearly visible.
    22106-D.jpg
  • Brittle bush (Encelina farinosa) from Picacho Peak State Park (Arizona, USA) in March 2020.
    11227-D.jpg
  • A young American black bears (Ursus americanus) climbing tree at Bearizona, Arizona, USA. (Controlled conditions).
    56656-D.jpg
  • Three young American black bears (Ursus americanus) climbing trees at Bearizona, Arizona, USA. (Controlled conditions).
    56651-D.jpg
  • Rosy-faced love bird (Agapornis roseicollis). Photo from Phoenix, Arizona (USA) where a population originating from escaped captivated birds has been established.
    44194-D.jpg
  • Rosy-faced love birds (Agapornis roseicollis). Photo from Phoenix, Arizona (USA) where a population originating from escaped captivated birds has been established.
    44193-D.jpg
  • Blooming desert at Picacho Peak State Park (Arizona, USA) in March 2020.
    22091-D.jpg
  • Morning scene from Picacho Peak State Park (Arizona, USA) with flowering brittlebush, cacti and Newman Peak in the background. March 2020.
    22078-D.jpg
  • Theodor Roosevelt Lake, Tonto National Forest, Arizona, USA.
    22112-D.jpg
  • Theodor Roosevelt Lake, Tonto National Forest, Arizona, USA.
    22115-D.jpg
  • In the memory of John Bell.  Memorial cross and cacti vegetation along North Beeline Highway, close to Sycamore Creek, Tonto National Forest, Arizona, USA.
    22105-D.jpg
  • Morning scene from Picacho Peak State Park with csaguaro cactus and and other desert shrubs. I March 2020.
    22084-D.jpg
  • Desert shrubs, blue palo verde, and a young saguaro cactus in  Picacho Peak State Park (Arizona, USA). March 2020.
    22080-D.jpg
  • View from Four Peaks Wilderness Area (Tonto National Forest) towards Usery Mountain Regional Park, Arizona, USA.
    22110-D.jpg
  • Young American black bear (Ursus americanus) climbing a tree at Bearizona, Arizona, USA. (Controlled conditions).
    56650-D.jpg
  • Blooming desert at Picacho Peak State Park (Arizona, USA) in March 2020.
    22093-D.jpg
  • Blooming desert at Picacho Peak State Park (Arizona, USA) in March 2020.
    22090-D.jpg
  • Theodor Roosevelt Lake, Tonto National Forest, Arizona, USA.
    22114-D.jpg
  • Two young American black bears (Ursus americanus) climbing tree and fighting  at Bearizona, Arizona, USA. (Controlled conditions).
    56653-D.jpg
  • Two young American black bears (Ursus americanus) climbing tree and fighting at Bearizona, Arizona, USA. (Controlled conditions).
    56652-D.jpg
  • Desert lupines, (Lupinus sparsiflorus) in Pichaco Peak State Park (Arizona, USA) in March 2020.
    11228-D.jpg
  • Desert shrubs, blue palo verde, brittle brush and a young saguaro cactus in  Picacho Peak State Park (Arizona, USA). March 2020.
    22104-D.jpg
  • Blooming desert with large population of "golden poppies" and "desert lupines" at Picacho Peak State Park (Arizona, USA) in March 2020.
    22100-D.jpg
  • Blooming desert with large population of "desert lupine" at Picacho Peak State Park (Arizona, USA) in March 2020.
    22099-D.jpg
  • Desert landscape from Picacho Peak State Park (Arizona, USA) in March 2020.
    22085-D.jpg
  • Theodor Roosevelt Lake, Tonto National Forest, Arizona, USA.
    22113-D.jpg
  • Juvenile saguaros (Carnegiea gigantea,) from Picacho Peak State Park (Arizona, USA) in March 2020.
    22103-D.jpg
  • Blooming desert at Picacho Peak State Park (Arizona, USA) in March 2020.
    22095-D.jpg
  • Desert vegetation in Pichacho Peake State Park (Arizona, USA) an early morning in March 2020.
    22081-D.jpg
  • Morning scene from Picacho Peak State Park  (Arizona, USA) with flowering brittlebush, cacti and and other desert shrubs. March 2020.
    22079-D.jpg
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Alf J. Nilsen Natural History images

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