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Summary of spring and summer

01 October 1979 Comments Main paper The study of spring migration by radar has shown that the main movements proceed undetected on the ground, and that it is only the smaller ones taking place under adverse weather conditions which result in coastal 'falls'. A total of about 10 million m...

Mystery photographs: Common Chiffchaff

01 October 1979 Comments Main paper Any Phylloscopus warbler which shows an obvious single wing-bar is bound to attract attention. Of the European species, this is supposed to be a mark only of Greenish P. trochiloides or Arctic Warbler P. borealis, both rare in Britain. . Last mont...

Personalities. 21, Stanley Cramp

01 October 1979 Comments Main paper To some, Stanley Cramp is an austere Olympian figure, one of the great European ornithologists of the 20th century, but known only as most of us know Giscard d'Estaing or Harold Macmiilan. To others, he is the ubiquitous and tireless expert always...

Avian orientation and navigation: a brief overview

01 October 1979 Comments Main paper Professor Keeton's brilliantly lucid contribution on this fascinating but complicated subject was an acclaimed highlight of the Berlin International Ornithological Congress. This invited review paper has been prepared especially for 'British Birds'...

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Summary of spring and summer

Mystery photographs: Common Chiffchaff

Personalities. 21, Stanley Cramp

Avian orientation and navigation: a brief overview

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