sand martin

(redirected from bank swallow)
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sand martin

a small brown European songbird, Riparia riparia, with white underparts: it nests in tunnels bored in sand, river banks, etc.: family Hirundinidae (swallows and martins)
References in periodicals archive ?
We got news that bank swallows may be making it on the species at risk list, and we do have them on site, and we have been monitoring them for a few years," said Stephanie Thibeault, senior environmental co-ordinator.
Bank swallows will not return to nests when they perceive a threat from above, such as predatory birds, he said.
Then, in perfect anticlimax, a gunmetal aura blanketed my little camp as zillions of bank swallows careened into darkness.