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Notes

01 March 1970 Comments Notes Somersaulting behaviour of Canada Geese On ist February 1970 we were members of a party of more than 20 people who witnessed an extraordinary performance by about 200 Canada Geese Branta canadensis which we had watched coming down on Ellesmere, Shropshire...

The first ten years of the Rarities Committee

01 March 1970 Comments Main paper This survey is concerned with the efforts of the editors of this journal, and of the Rarities Committee set up by them in 1959s to collect, investigate, judge and publish annually in one document the essential details of all the rarer vagrants seen in Bri...

More examples of the best recent work by British-photographers

01 March 1970 Comments Main paper Plates 16-23 This is the eleventh annual selection of the best contemporary work by British bird-photographers. Six of the species and three of the photographers are new to the series which has therefore now included 150 photographs of 104 species by 59 p...

Effect of 'Hamilton Trader' oil on birds in the Irish Sea in May 1969

01 March 1970 Comments Main paper Just before dawn on 30th April 1969 the tanker Hamilton Trader was damaged in a collision with a German coaster near the Bar light vessel in Liverpool Bay. About 700 tons of heavy fuel oil were spilled into the sea. This incident provided an opportunity t...

Thick-Billed Warbler at Fair Isle: A new British Bird

01 March 1956 Comments Main paper AN example of the Thick-billed Warbler (Phragmaticola aedon), a bird from south-east Asia and apparently the first of its species to be recorded in Europe, was captured at Fair Isle on 6th October !955In the fleeting glimpses we obtained of this bird in t...

Begging Responses of Certain Buntings

01 March 1956 Comments Main paper (Ornithological Field Station, Madingley, Cambridge) T H I S paper, which is one of a series of studies of the behaviour of buntings (see references), describes the changes in the begging responses of young Reed and Corn Buntings and Yellowhammers (Emberi...

The Amateur and The Study of Bird Display. Suggestions for Further Work

01 March 1956 Comments Main paper By EDWARD A. ARMSTRONG TWENTY-FIVE years ago ornithological field-studies in this country were almost exclusively the concern of amateurs. The publication of The Handbook (1938-44)--the most notable corporate achievement of amateur ornithology--marked the...

Melodious Warbler and Lesser Grey Shrikes at Fair Isle

01 March 1956 Comments Main paper (Fair Isle Bird Observatory) A SMALL migratory movement of unusual interest reached Fair Isle on 16th September 1955, perhaps coming in from Shetland under fine col conditions overnight, but almost certainly introduced to the area by cyclonic drift due to...

Notes

01 March 1956 Comments Notes Warblers (Hippolais icterina) were watched at Fair Isle, and identification confirmed by trapping- and examination of the wingformula, on 30th May and 9th September 1954. T h e purpose of this note is to draw attention to a useful distinguishing character...

The Interpretation of variation among the Yellow Wagtails

01 March 1956 Comments Main paper THERE is perhaps no other group of Palaearctic birds the variation of which is as puzzling as that of the Yellow W a g t a i l (Motacilla flava) complex. In a recent contribution Williamson (1955) has examined the effect of migration on this phenomenon an...

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Notes

The first ten years of the Rarities Committee

More examples of the best recent work by British-photographers

Effect of 'Hamilton Trader' oil on birds in the Irish Sea in May 1969

Thick-Billed Warbler at Fair Isle: A new British Bird

Begging Responses of Certain Buntings

The Amateur and The Study of Bird Display. Suggestions for Further Work

Melodious Warbler and Lesser Grey Shrikes at Fair Isle

Notes

The Interpretation of variation among the Yellow Wagtails

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