Letters

01 December 1974
Comments Letters Eye colour of the Hen Harrier D. I. M. Wallace's remarks (Brit. Birds, 65:358-359) on the eye colour of an immature of the American subspecies of the Hen Harrier Circus cyaneus hudsonius at Cley, Norfolk (see Brit. Birds, 64: 537-542), were confusing a...
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Letters

01 June 1954
Comments Letters SIRS,--I am grateful to Mr. Ivan M. Goodbody for his comments (antea, p. 32) on my paper on the nocturnal migration of thrushes (antea, vol. xlvi, pp. 37°-374)' It is indeed possible that the coasting movement at Dun Laoghaire was unnatural. With the com...
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