sand martin (Riparia riparia), colony at the steep bank, Germany
Size: 5315px × 3543px
Location: Deutschland
Photo credit: © blickwinkel/AGAMI/R. Martin / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: aggregation, animal, animals, approach, approaching, bank, banks, bird, birds, bluff, bluffs, breeder, breeders, breeding, cave, caves, caving, chummily, chumminess, cliffy, colonies, colony, community, europe, european, face, faces, flies, flight, fly, flying, format, german, germany, group, groups, hole, holes, horizontal, landing, landsflight, martin, martins, nest, nesting, passeriforms, passerines, sand, socialisation, songbird, songbirds, steep, steeply, steepness, swallow, swallows