Tachycineta bicolor ORDER: PASSERIFORMES FAMILY: HIRUNDINIDAE
IUCN Conservation Status: Least Concern
© Gerrit Vyn
A common swallow of marshes and open fields, the Tree Swallow is a ready inhabitant of nest boxes.
Tree Swallow Farmer: a Cornell researcher's 22-year fascination with swallows. Story and photos in Living Bird magazine.