Randall K. Roberts

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{ 497 images found }
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  • Grace's Warbler, Sandia Mountains, New Mexico.
    Grace's Warbler 1-final.jpg
  • Grace's Warbler, Sandia Mountains, New Mexico.
    Grace's Warbler 2-final.jpg
  • An immature glossy ibis glides in for a landing at Belen Marsh, New Mexico.
    Immature glossy ibis1.jpg
  • Gray-headed tanager, Turrialba, Costa Rica
    Gray-headed tanager 2H final.jpg
  • Male painted bunting, Laguna Seca Ranch, Edinburg, Texas.
    Painted bunting1-final.jpg
  • A male painted bunting takes a bath in a pond in Edinburg, Texas.
    Painted bunting bathes-final.jpg
  • Male eastern Bobwhite quail, Edinburg, Texas.
    Male eastern Bobwhite quail 2 final.jpg
  • Slaty flower piercer, Dota, Costa Rica
    Slaty flower piercer.jpg
  • An American dipper surveys rushing water for its next meal. Albuquerque, New Mexico. Cinclus mexicanus.  The dipper dives and walks underwater to forage for aquatic larvae. It’s the only truly aquatic songbird.
    American dipper 2-final.jpg
  • Sandhill cranes fly overhead
    Sandhill cranes fly overhead final.jpg
  • Hermit thrush with berry, Sandia Mountains, New Mexico.
    Hermit thrush with berryCjpg.jpg
  • Fledgling western bluebird, Albuquerque, New Mexico.
    Fledgling western bluebird.jpg
  • Yellow warbler, Laguna Seca Ranch, Edinburg, Texas.
    Yellow warbler-final.jpg
  • Spotted barb tail creeper, Montiverde, Costa Rica
    Spotted barb tail creeper-final.jpg
  • Female white-throated mountain gem, Costa Rica
    Female white-throated mountain gem-f...jpg
  • An endangered black-rosy finch perches in a tree on Sandia Crest, Sandia Mountains, New Mexico.
    Black rosy finch close perches-final.jpg
  • Ruby-crowned kinglet, Albuquerque, New Mexico.
    Ruby-crowned kinglet 4-final.jpg
  • A Virginia rail pulls a crawfish from the mud in a shallow pond at Bosque del Apache National Wildlife Refuge, New Mexico.
    Virginia Rail with crawfish-final.jpg
  • Virginia’s warbler, Sandia Mountains, New Mexico.
    Virginia's warbler peaks through gra...jpg
  • A crested guan perches in the trees in Arenal Volcano National Park, Costa Rica.
    Crested guan in tree.jpg
  • Steller's Jay, Rocky Mountain National Park, Colorado
    Steller's Jay.jpg
  • A turkey vulture airs out its wings, Edinburg, Texas.
    Turkey vulture airs wings.jpg
  • Hundreds of sandhill cranes and snow geese begin to stir at sunrise at Bernardo Wildlife Management Area, New Mexico.
    Dawn patrol-FINAL.jpg
  • Magnolia warbler, Quinta Mazatlan Nature Center, McAllen, Texas.
    Magnolia Warbler-FINAL.jpg
  • Great kiskadee perches, Edinburg, Texas
    Great kiskadee perched-final.jpg
  • Harris hawk, Edinburg, Texas
    Harris hawk flies1-final.jpg
  • Brown-crested flycatcher, Estero Llano Grande State Park, Weslaco, Texas.
    Brown-crested flycatcher-final.jpg
  • A keel-billed toucan (left background) and a crested guan perch in the trees in Arenal Volcano National Park, Costa Rica.
    Crested guan and keel-billed toucan-...jpg
  • Red-legged honeycreeper male, Arenal Observatory Lodge, La Fortuna, Costa Rica.
    Red-legged honeycreeper male.jpg
  • Collared aracaris, Arenal Observatory Lodge, La Fortuna, Costa Rica.
    Collared aracaris.jpg
  • Female common goldeneye, Albuquerque, New Mexico.
    Female common goldeneye.jpg
  • A canyon towhee perches on a cholla cactus in the foothills of the Sandia Mountains, Albuquerque, New Mexico.
    Canyon towhee perches-final.jpg
  • An American dipper surveys rushing water in search of its next meal. Albuquerque, New Mexico. Cinclus mexicanus.  The dipper dives and walks underwater to forage for aquatic larvae. It’s the only truly aquatic songbird.
    American dipper surveys_final.jpg
  • An American dipper dives into the water for its next meal. Albuquerque, New Mexico. Cinclus mexicanus.  The dipper dives and walks underwater to forage for aquatic larvae. It’s the only truly aquatic songbird.
    American dipper dives2-final.jpg
  • A brown-capped rosy finch (center) flies off from a feeder along with a black rosy finch on Sandia Crest, Sandia Mountains, near Albuquerque, New Mexico.
    Brown-capped rosy finch flies off wi...jpg
  • Sandhill cranes in winter, Albuquerque, New Mexico.
    Sandhill crane closeup-final.jpg
  • A black-capped chickadee takes off from a branch on a cold winter’s day at the Rio Grande Nature Center, Albuquerque, New Mexico.
    Black-capped chickadee takes off
  • A black-capped chickadee takes off from a branch on a cold winter’s day at the Rio Grande Nature Center, Albuquerque, New Mexico.
    Black-capped chickadee takes off
  • A ring-billed gull attacks a male common merganser in an attempt to steal its fish. Rio Grande river, Albuquerque, New Mexico.
    Ring-billed gull attacks merganser3-...jpg
  • Northern parulo
    Northern parula 1.jpg
  • A Say’s phoebe endures a windy day a Bosque del Apache National Wildlife Refuge, New Mexico.
    Wind-blown Say's Phoebe
  • Cassin's vireo
    Cassin's vireo3-final.jpg
  • Ruby-crowned kinglet offers a small glimpse of its red-orange crown.
    Ruby crowned kinglet1-final.jpg
  • Cordilleran/Western flycatcher, Sandia Mountains, New Mexico.
    Cordilleran flycatcher.jpg
  • A young American kestrel prepares to land on the branch of a dead cottonwood tree, Albuquerque, New Mexico.
    Kestrel lands on branch-final.jpg
  • Female green-crowned brilliant hummingbird, Monteverde, Costa Rica.
    Green-crowned brilliant hummingbird.jpg
  • A crested caracara throws its head back to sound a warning call to other birds nearby. Edinburg, Texas.
    Crested caracara sounds warning.jpg
  • A juvenile caracara throws its head back to give a warning call to other birds nearby, Edinburg, Texas.
    Juvenile caracara sounds off.jpg
  • Golden-fronted woodpecker, Edinburg, Texas
    Male golden-fronted woodpecker takes...jpg
  • Scissor-tailed flycatcher, Laguna Seca Ranch, Edinburg, Texas.
    Scissor tailed flycatcher-1 final.jpg
  • Pyrrhuloxia male, Laguna Seca Ranch, Edinburg, Texas.
    Pyrrhuloxia male-1 final.jpg
  • A long-billed thrasher opens its wings to scare up insects to eat, Laguna Seca Ranch, Edinburg, Texas.
    Long-billed thrasher opens wings2-fi...jpg
  • A long-billed thrasher flashes its wings to scare up insects to eat, Laguna Seca Ranch, Edinburg, Texas.
    Long-billed thrasher opens wings rev...jpg
  • Painted bunting male, Edinburg, Texas.
    Painted bunting close up-final.jpg
  • A pair of green jays share a tree stump in Edinburg, Texas.
    Pair of green jays-final.jpg
  • Green jay perches on branch, Edinburg, Texas.
    Green jay-final.jpg
  • Great kiskadee takes flight from a pond in Edinburg, Texas.
    Great kiskadee takes flight-final.jpg
  • Caracara comes in to claim a perch from another caracara, Laguna Seca Ranch, Edinburg, Texas.
    caracara claims perch-final.jpg
  • Great currasow male, Arenal Volcano National Park, La Fortuna, Costa Rica.
    Great currasow male-final.jpg
  • Female hepatic tanager preens, Arenal Volcano National Park, Costa Rica.
    Female hepatic tanager preens-final.jpg
  • Yellow-throated toucan drinks water from crevice in a tree, Arenal Observatory Lodge, La Fortuna, Costa Rica.
    Yellow-throated toucan drinks water ...jpg
  • A magnificent frigate bird soars over the Tarcoles River, Costa Rica.
    Magnificent frigate bird soars.jpg
  • Osprey grabs fish_final.jpg
  • A black-crowned night heron soars over Tingley Beach ponds, Albuquerque, New Mexico.
    Black-crowned night heron soars2-fin...jpg
  • A cactus wren sings from the top of a cholla cactus in the foothills of the Sandia Mountains, near Albuquerque, New Mexico.  Note the engorged throat.
    Cactus Wren sings V-final.jpg
  • Sunrise lights up thousands of sandhill cranes and snow geese in a pond at Ladd S. Gordon Waterfowl area, Bernardo, New Mexico.
    Sandhill crane dawn at Bernardo2-FIN...jpg
  • A pair of endangered black rosy finches perch on a tree on Sandia Crest, Sandia Mountains, near Albuquerque, New Mexico.
    Pair of black rosy finches perch2-fi...jpg
  • Greater whiter-fronted geese
    Pair of greater white-fronted geese-...jpg
  • Brown thrasher, Toxostoma rufum, at the Rio Grande Nature Center, Albuquerque, New Mexico.
    Brown thrasher final.jpg
  • A murmuration of red-winged blackbirds take to the air at Bosque del Apache National Wildlife Refuge, New Mexico.
    Mumuration of blackbirds slow SS.jpg
  • A marsh wren perches in the reeds at Bosque del Apache National Wildlife Refuge, New Mexico.
    Marsh wren 3-final.jpg
  • A least sandpiper searches for lunch in a mud flat at Bosque del Apache National Wildlife Refuge, New Mexico.
    Least sandpiper-final.jpg
  • A murmuration of red-winged blackbirds swarms over a family of sandhill cranes at Bosque del Apache National Wildlife Refuge, New Mexico.
    Sandhill cranes swarmed by red-winge..irds
  • An immature pied-billed grebe catches a crawfish in a wetland in Albuquerque, New Mexico.
    Pied-billed grebe catches crawfish-f...jpg
  • A green heron walks along a log in a pond at the Rio Grande Nature Center, Albuquerque, New Mexico.
    Green heron walks log-final.jpg
  • Cassin's vireo
    Cassin's vireo1-final.jpg
  • Immature red crossbill male, Sandia Mountains, New Mexico.
    Immature red crossbill.jpg
  • Immature Townsend’s warbler, Sandia Mountains, New Mexico.
    Immature Townsend's warbler.jpg
  • Hermit thrush with berry, Sandia Mountains, New Mexico.
    Hermit thrush with berry1.jpg
  • A pair of immature black-necked stilts walk through a pond at Belen Marsh, New Mexico.
    Buddies-Two immature black-necked st...jpg
  • Male calliope hummingbird feeds on red yucca cactus flowers, Albuquerque, New Mexico.
    Male calliope hummingbird4-final.jpg
  • Male calliope hummingbird feeds on red yucca cactus flowers, Albuquerque, New Mexico.
    Male calliope hummingbird2-final.jpg
  • Northern flicker (red-shafted) male, Sandia Mountains, New Mexico.
    Northern flicker male.jpg
  • Acorn woodpecker, Batsu Gardens, Dota, Costa Rica
    Acorn woodpecker Costa Rica final.jpg
  • Hammond's flycatcher, Rocky Mountain National Park, Colorado
    Hammond's flycatcher.jpg
  • A young bull moose makes a splash as it enters a pond in the Kawunechee Valley of Rocky Mountain National Park, Colorado
    Moose makes a splash2.jpg
  • A young bull moose makes a splash in a pond in the Kawunechee Valley of Rocky Mountain National Park, Colorado
    Moose in pond1c.jpg
  • Steller's Jay on a windy day in Rocky Mountain National Park, Colorado.
    Steller's Jay in the wind.jpg
  • Crested caracaras mate, Edinburg, Texas.
    Caracaras mate.jpg
  • Three turkey vultures share a perch, Edinburg, Texas.
    Three turkey vultures.jpg
  • White-naped brushfinch, Puntarenas, Costa Rica.
    White-naped brushfinch final.jpg
  • Cactus wren, foothills of the Sandia Moiuntains, New Mexico.
    Canyon Wren sings-final.jpg
  • Scale-crested pygmy-tyrant, Arenal Observatory National Park, Costa Rica.
    Scale-crested pygmy-tyrant-final.jpg
  • Magnolia warbler, Quinta Mazatlan Nature Center, McAllen, Texas.
    Magnolia warbler 2-finaL.jpg
  • Olive sparrow, Edinburg, Texas
    Olive sparrow2-final.jpg
  • Female brown-headed cowbird, Edinburg, Texas.
    Female brown-headed cowbird-final.jpg
  • Black-crested titmouse, Edinburg, Texas.
    Black-crested titmouse2-final.jpg
  • Black-crested titmouse, Laguna Seca Ranch, Edinburg, Texas.
    Black-crested titmouse on treeV-fina...jpg
  • Scissor-tailed flycatcher, Laguna Seca Ranch, Edinburg, Texas.
    Scissor tailed flycatcher 2 final.jpg
  • Northern cardinal male, Edinburg, Texas.
    Northern cardinal male 2-final.jpg
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