Passeriformesperching birds

    • Say's phoebe
      Sayornis saya
    • Say's phoebe
      Sayornis saya
    • silvery-fronted tapaculo
      Scytalopus argentifrons
    • northern waterthrush
      Seiurus noveboracensis
    • mountain bluebird
      Sialia currucoides
    • western bluebird
      Sialia mexicana
    • western bluebird
      Sialia mexicana
    • red-breasted nuthatch
      Sitta canadensis
    • red-breasted nuthatch
      Sitta canadensis
    • white-breasted nuthatch
      Sitta carolinensis
    • pygmy nuthatch
      Sitta pygmaea
    • pygmy nuthatch
      Sitta pygmaea
    • black-chinned sparrow
      Spizella atrogularis
    • Brewer's sparrow
      Spizella breweri
    • chipping sparrow
      Spizella passerina