Swifts in sea-breeze fronts

01 June 1967 Comments Main paper G L I D E R P I L O T S often find themselves sharing rising currents of air with birds, sometimes to considerable heights. A source of upcurrents which has been found and used more extensively in recent years is the rising air at the sea-breeze front. Tw...
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Reviews

01 June 1967 Comments Reviews Animal Navigation. By R. M. Lockley. Pan Books, London, 1967. 205 pages; 25 text-figures. 6s. Ornithologists are apt to think of animal navigation as being about the spectacular homing journeys of birds. In this book the author interprets the term very br...
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Notes

01 June 1967 Comments Notes Barn Owl perching on man.--On 14th December 1966, at 3 p.m., I was digging a ditch on the Royal Society for the Protection of Birds' reserve at Leighton Moss, Lancashire, when I saw a Barn Owl Tjto alba hunting along the hedgerow. It soon dropped on to a ...
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News and comment

01 June 1967 Comments News and comment launches major appeal fund.--With an eye set firmly on a target of £100,000, the Royal Society for the Protection of Birds has now launched what must surely be the most ambitious appeal fund ever made by- a voluntary natural history body in this co...
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Letters

01 June 1967 Comments Letters Little Ringed Plovers in Britain during 1963-67 Sirs,--My last report on the increase and spread of the Litde Ringed Plover Cbaradrius dubius in Britain covered the years 1960-62 (Brit. Birds, 57: 191-198), although some information up to 1965 has been gi...
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Letter

01 May 1953 Comments Letters SIRS,--One of our most important bird-reserves, Havergate Island, Suffolk, was severely damaged by the exceptional tide which swept down the East Anglian coast on February 1st. This island is not only unique in t h a t it contains the only British breedin...
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Review

01 May 1953 Comments Reviews KKVIKW : COUNTY BIKD KEI>OKT. North Staffordshire Field Club, Annual Report, 1951-52. Edited by H. V. Thompson. A short report on birds includes notes on duck on Copmere in 1951. Goosanders were present in some numbers from January to March and from Novem...
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Notes

01 May 1953 Comments Notes saw a Terek Sandpiper [Xenus cinereus) on Cowpen Marsh, Teesmouth, Co Durham. It was on the mud bordering; a flash behind the sea-wall originally with a substantial flock of Redshank (Tringa totanus) and Grey Plover (Squatarola squatarola), most of which ...
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