Eurasian Crag Martin Eurasian Crag Martin Ptyonoprogne rupestris, Subei (39.423428, 95.021623), Gansu, China, elev. 2610 m (8,550 ft.), July. (Craig Brelsford) Subei (39.423428, 95.021623), Gansu, elev. 2610 m (8,550 ft.), July. (Craig Brelsford) Subei (39.423428, 95.021623), Gansu, elev. 2610 m (8,550 ft.), July. (Craig Brelsford) Go to Birds of China page Be notified every time we post. Send an email with “Subscribe” as the subject to info@shanghaibirding.com Donate to Shanghai Birding! Choose your level (USD)Well-wisher—$10Buddy—$5Friend—$25Supporter—$50Donor—$100Sponsor—$500Champion—$1000