Randall K. Roberts

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{ 15 images found }
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  • Red-tailed hawk (Buteo jamaicensis).
    Red-tailed hawk, head on close up
  • Curve-billed thrasher
    Curve-billed thrasher
  • Female Cassin's finch, Sandia Mountains, New Mexico.
    Female Cassin's Finch
  • A Great Blue Heron (Ardea herodias) catches a small fish in a shallow pond in Northern Colorado.
    Great Blue Heron eats fish.jpg
  • Harris Hawk  (Parabuteo unicinctus) profile.
    Harris Hawk portrait.tif
  • Black-headed grosbeak
    Female or immature black-headed grosbeak
  • A Great Blue Heron (Ardea herodias) catches a small fish in a shallow pond in Northern Colorado.
    Great Blue Heron eats fish.tif
  • Female Downy woodpecker feeds on suet, Rio Grande Nature Center, Albuquerque, New Mexico.  Dryobates pubescens
    Downy Woodpecker.jpg
  • A bald eagle feeds on fish at Isleta Lakes, New Mexico. This bald eagle is about 4 years and has not developed a fully white head and yellow beak just yet.
    Bald eagle feeds on fish_Isleta Lake...jpg
  • A pair of immature bald eagles share a perch above Isleta Lakes, New Mexico. These eagles are about four years old and have not yet developed a pure white head and yellow beak.
    Pair of bald eagles perch-denoise-se...jpg
  • An immature bald eagle flies through the trees near Isleta Lake, New Mexico. This bald eagle is about 4 years and has not yet developed a fully white head and yellow beak, which should occur at five years.
    Bald eagle flies2-denoise-severe-noi...jpg
  • An immature bald eagle soars near Isleta Lake, New Mexico. This bald eagle is about 3 years and will develop a fully white head and yellow beak at about five years of age.
    Bald ealge soars New Mexico-denoise-...jpg
  • An American Avocet pair (Recurvirostra americana) crosses beaks after mating in a small pond in Thornton, Colorado
    Avocet pair after mating.tif
  • An American Avocet pair (Recurvirostra americana) crosses beaks while feeding in a small pond in Thornton, Colorado
    Avocet pair cross beaks feeding.tif
  • American Avocet (Recurvirostra americana), wades in a small pond in Colorado
    Avocet beak reflection