Letters

01 January 1979 Comments Letters Thermal soaring of raptors I read D r C. J . Henty's paper on thermal soaring of raptors (Brit. Birds 70: 471-475) with interest, and not a little surprise. I t has long been known by ornithologists that raptors use thermals for soaring, a...
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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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