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ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

chroicocephalus philadelphia

  1. Bonaparte’s Gull

    Bonaparte’s Gull

    This was taken at a local lagoon. Thanks for viewing the image.
  2. Bonaparte's Gull

    Bonaparte's Gull

    Adult in winter plumage. This was the sole Bonaparte's Gull with a large congregation of mostly Ring-billed Gulls and a few American Herring Gulls.
  3. Bonaparte's Gull and Royal Tern

    Bonaparte's Gull and Royal Tern

    I was surprised by how big the tern looks compared to the gull
  4. Bonapartes gull

    Bonapartes gull

    A first winter bird based on the combined info from several photos. It was reported earlier today, I followed up and after all of this, an id was made. It seems to be the first for the island!
  5. Bonaparte’s Gull

    Bonaparte’s Gull

    This was taken a couple of weeks ago at my house. I hope you enjoy the image
  6. Bonaparte's Gull

    Bonaparte's Gull

    Several hundred of these agile gulls were engaged in a feeding frenzy attracted to fish spawning in the harbor. This is an adult in breeding plumage showing its distinct black head. This species is the smallest of the regularly occurring gulls in our area. They are migrants and winter visitors...
  7. Gull Trifecta

    Gull Trifecta

    First cycle Bonaparte's Gull in the center flanked by first cycle Franklin's Gull on the left and first cycle Black-headed Gull on the right.
  8. Bonaparte's Gull

    Bonaparte's Gull

    Bonaparte's Gull feeding in a river along the Denali Highway.
  9. Another First

    Another First

    This Bonaparte's gull showed up in the middle of a bunch of Ring-billed gulls. A rare one here.