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01 September 2000 Comments Recent Reports ...

Identification of large terns

01 June 1987 Comments Latest issues The occurrence in Britain and Ireland of a number of orange-billed terns in recent years (notably in Co. Down in June 1982 and in Norfolk in August 1983) has drawn attention to the identification problems associated with this group. Anomalies in the av...

Mystery photographs: Caspian Tern

01 August 1980 Comments Main paper The dagger-like bill, long pointed wings, tapered tail and extensive black wing-tips on this otherwise white bird superficially suggest a Gannet Sula bassana, but a second glance reveals the clean black cap: last month's mystery photograph (plate 171, ...

Studies of less familiar birds: Capsian Tern

01 July 1971 Comments Main paper ...

Studies of less familiar birds: Capsian Tern

01 July 1971 Comments Main paper ...

Photographic studies of some less familiar birds. LX. Caspian Tern

01 November 1954 Comments Main paper (Plates 61-64). T H E Caspian Tern (Hydroprogne caspia) is perhaps the most impressive of all the terns on account of its large size, approaching: that of the Herring Gull (Larus argentatus), and because of its massive, shining orange-red bill, of which a...

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Recent reports

Identification of large terns

Mystery photographs: Caspian Tern

Studies of less familiar birds: Capsian Tern

Studies of less familiar birds: Capsian Tern

Photographic studies of some less familiar birds. LX. Caspian Tern

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