The Eurasian crag martin or just crag martin is a small passerine bird in the swallow family. It is about 14 cm long with ash-brown upperparts and paler underparts, and a short, square tail that has d
The swallows, martins, and saw-wings, or Hirundinidae, are a family of passerine songbirds found around the world on all continents, including occasionally in Antarctica. Highly adapted to aerial feed
Eurasian crag martin
…The Eurasian crag martin or just crag martin (Ptyonoprogne rupestris) is a small passerine bird in the swallow family. It is about 14 cm (5.5 in) long with ash-brown upperparts and paler underparts, and a short, square tail that has distinctive white patches on…
Pied winged swallow
The bill of the sand martin is typical for the family, being short and wide.
The lesser striped swallow is a partial migrant within Africa.
A northern rough-winged swallow photographed in central Maine, the northeastern limit of the species' breeding range.