LITTLE TEEN. Sterna minuta. 



Summer visitor to a few scattered breeding-stations on our coasts. 

 Breeds in South Europe, Asia Minor, Persia, and Turkestan. Winters in 

 West Africa and the valley of the Nile, 



BOSS'S GULL Lams rossL 



Accidental visitor; only one British record (Yorkshire). Circumpolar 

 species, breeding in the extreme north, and not wandering far south 

 in winter. 



SABINE'S GULL. Lams sabini. 



Rare winter visitor. Circumpolar species, breeding in the extreme 

 north, wandering irregularly south in winter, but rarely visiting the 

 southern hemisphere. 



LITTLE GULL. Lams minutus. 



Rare winter visitor. Breeds in subarctic Russia and Siberia. Winters 

 on the coasts of Southern Europe and Northern Africa. 



BONAPARTE'S GULL. Lams Philadelphia. 



Accidental visitor ; half a dozen British records. Breeds in subarctic 

 North America. Winters on the Californian coast and on the shores of 

 the Gulf of Mexico. 



BLACK-HEADED GULL. Lams ridibundus. 



Common resident, breeding on a few favoured swamps, wintering on 

 the coast. Breeds across Central Europe, Turkestan, and South Siberia. 

 Winters on the shores of the Mediterranean and Red Seas, and on the 

 coasts of North India, China, and Japan. 



ADRIATIC BLACK-HEADED GULL. Lams melanocephalus. 



Accidental visitor ; only two British records, both English, Resident in 

 the basins of the Mediterranean and Black Seas 



