Flock of sand martins / bank swallows (Riparia riparia / Hirundo riparia) flying against blue sky in spring

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Size: 4252px × 2834px
Photo credit: © Arndt Sven-Erik / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: animal, animals, bank, bird, birds, blue, britain, british, collared, europe, european, fauna, flight, flock, flying, france, germany, great, group, hirundinidae, hirundo, martin, martins, migrant, migrants, migrating, migration, migratory, nature, passage, passerine, passerines, riparia, sand, schleswig-holstein, sky, songbird, songbirds, spring, swallow, swallows, uk, wildlife