Plate 434
Little Tyrant Flycatcher, Small-headed Flycatcher, Blue Mountain Warbler, Bartram's Vireo, Short-legged Pewee, Rocky Mountain Fly-catcher
Three of the birds on this plate are 约炮视频's mystery birds—the Small-headed Flycatcher, Blue Mountain Warbler, and Bartram's Vireo. Read more about them here.
For more on this species, see its entry in the Birds of North America Field Guide.