The Olive Sparrow is a large, towhee-like sparrow with a distinctive olive back and broadly striped head.
The Orange-crowned Warbler is very small warbler with slender bills, broken eye-rings, and partial eye-lines, its orange feathers on the head is almost never visible.
The Pacific-slope Flycatcher is a slim, small songbird with an upright posture, with a large head that often looks peaked. It has a straight, and fairly wide bill. Its tail is moderately long.
The Eurasian Siskin, also known as the European Siskin, Common Siskin, or simply "Siskin" is a greenish-yellow songbird. It is very common throughout Europe and Asia.
The Hammond's Flycatcher is a small insectivorous bird that inhabits the coniferous and mixed forests of western North America.
The Green Jay is a noisy and colorful bird. It is a species of the New World jays that is found in Central America.
The European Greenfinch is a stocky bird with a plump body that is widespread throughout Europe, North Africa and south-west Asia.
The Cordilleran flycatcher, a small insect-eating bird is almost identical to the Pacific-slope Flycatcher. They were formerly considered as a single species known as the Western Flycatcher.