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

passerella iliaca

  1. Fox Sparrow (Thick-billed) - [megarhyncha Group]

    Fox Sparrow (Thick-billed) - [megarhyncha Group]

    Fox Sparrows breeding in the Southern California Mountains are "P. i. stephensi" members of the "megarhyncha" group, sometimes treated as a separate species, Thick-billed Fox Sparrow. They are characterized by their gray bill with lower mandible larger than the upper. Also note the unstreaked...
    • jmorlan
    • Media item
    • california fox sparrow passerella iliaca usa
    • Comments: 3
    • Category: North America
  2. Thick-billed Fox Sparrow

    Thick-billed Fox Sparrow

    • connorco
    • Media item
    • fosp fox sparrow passerella iliaca passerella iliaca brevicauda tbfs thick-billed fox sparrow
    • Comments: 3
    • Category: North America
  3. FOX SPARROW

    FOX SPARROW

    Not what I'd call a rare visitor to my yard, but a very infrequent one. I only see them a few times a year in small numbers. Some years I don't see any.
    • wonderview
    • Media item
    • canada fox sparrow nova scotia passerella iliaca
    • Comments: 14
    • Category: North America
  4. Fox Sparrow ('Sooty')

    Fox Sparrow ('Sooty')

    • peterday
    • Media item
    • fox sparrow passerella iliaca
    • Comments: 17
    • Category: North America
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