Order:
Paseriformes
Family: Hirundidae
Riparia riparia
Sand Martin / Avión zapador
Maximum size: 13 cm
Habitat
They live on riverbanks and wetlands. They feed on insects they snap
them up in a fast flight even at very few centimetres from the water-surface.
They breed in the vicinity of lagoons.
They are often seen in the company of House Martins, Red-rumped swallows
and Barn swallows.
They group in large flocks with other species of the same family, the
Hirundidae.
They can be seen flying above the sea-water on shore.