sand martin

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Related to bank swallows: Pale Sand Martin, barn swallows

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.
But unions warned of thousands of jobs losses if the deal goes ahead and the bank swallows up NatWest's massive network of English branches .