Northern Rough-winged Swallow (Stelgidopteryx serripennis)
North Vancouver, Canada.
Violet-green Swallow (Tachycineta thalassina)
Tree Swallow (Tachycineta bicolor)
Richmond, Canada.
Purple Martin (Progne subis)
Richmond, Canada
Tree Swallow juveniles (Tachycineta bicolor)
Barn Swallow (Hirundo rustica)
