tree swallow

American  

noun

1. a bluish-green and white swallow, Iridoprocne bicolor, of North America, that nests in tree cavities.

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Etymology

Origin of tree swallow

An Americanism dating back to 1890–95

Example Sentences

In this investigation, scientists measured concentrations of these chemicals in the tissues and diet of tree swallows, a migratory bird found throughout North America.

From Science Daily

Secondary cavity nesters include other birds — bluebirds, tree swallows, various wrens and owls, and even wood ducks — as well as flying squirrels, bats and more.

From Seattle Times

Negative impacts were broadly felt across all bird species studied, with western bluebirds and tree swallows, two species common on farms, both experiencing significant declines in nesting success when temperatures spiked in agricultural areas.

From Science Daily

And it’s walking distance to Soundview Park, where there are forest, grassland and salt-marsh habitats with resident hawks, tree swallows and egrets.

From New York Times

According to the Cornell Lab of Ornithology, house sparrows have been known to attack many bird species, including bluebirds, purple martins and tree swallows.

From New York Times