Riparia riparia is a type of bird commonly seen along streams and rivers. The bird is also commonly referred to as the sand martin, bank swallow, or shore swallow. Other synonyms for this species include the riparian swallow, river swallow, sandbank swallow, and sandpit swallow. These birds are known for their distinctive brown and white plumage, as well as their expert flying and hunting skills. Their preferred habitats include sandy shores, muddy banks, and gravel pits near waterways. Despite being small in size, these birds play an important role in their ecosystem by feeding on insects and helping to control their populations.