The Black Saw-wing (Psalidoprocne pristoptera), also known as the Blue Saw-wing or Black Rough-winged Swallow, is a small passerine bird in the swallow family.
Read more about Black Saw-wing: Distribution and Habitat, Description, Behaviour
Famous quotes containing the word black:
“A little black thing among the snow
Crying “’weep, ‘weep,” in notes of woe!
“Where are thy father & mother? say?”
“They are both gone up to the church to pray.”
—William Blake (1757–1827)