Passerida


    • northern wheatear
      Oenanthe oenanthe
    • northern wheatear
      Oenanthe oenanthe
    • capped wheatear
      Oenanthe pileata
    • red-winged starling
      Onychognathus morio
    • white-rumped snowfinch
      Onychostruthus taczanowskii
    • white-rumped snowfinch
      Onychostruthus taczanowskii
    • white-rumped snowfinch
      Onychostruthus taczanowskii
    • white-rumped snowfinch
      Onychostruthus taczanowskii
    • white-rumped snowfinch
      Onychostruthus taczanowskii
    • white-rumped snowfinch
      Onychostruthus taczanowskii
    • white-rumped snowfinch
      Onychostruthus taczanowskii
    • white-rumped snowfinch
      Onychostruthus taczanowskii
    • Kentucky warbler
      Oporornis formosus
    • sage thrasher
      Oreoscoptes montanus
    • ashy tailorbird
      Orthotomus ruficeps