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Letters

01 August 1977 Comments Letters Melanistic Grey Heron Bryan L. Sage (in litt.) has confirmed that, when making his recent comment (Brit. Birds 70: 76), he had overlooked my record of a melanistic Grey Heron Ardea cinerea at Little Tring Reservoir, Tring, Hertfordshire, on 29th S...

Notes

01 September 1971 Comments Notes Moorhen walking underwater.--In view of the controversy mentioned in a footnote in The Handbook (5: 198-199) and the various records of Moorhens Gallinula chloropus submerging or swimming underwater which have been published in British Birds since that ti...

Wigeon X Chiloe Wigeon hybrid resembling American Wigeon

01 April 1968 Comments Main paper It has been established that some interspecific hybrids among ducks and geese (Anatidae) strongly resemble one parent or even another species altogether, thus causing problems in field-identification. An extreme case in Britain is the hybrid Pochard Ay...

Hybrid Grey Lag X Canada Goose suggesting influence of Giant Canada Goose in Britain

01 December 1966 Comments Main paper of 1962, at Millom, south Cumberland, a male Grey Lag Goose Anser anser mated with a female Canada Goose Branta canadensis. The Canada Goose, which was perfectly normal in all its plumage characters, had flown in to join a flock of Grey Lags maintained in...

Notes

01 December 1965 Comments Notes The feeding range of Shags.--Feeding movements by sea-birds are difficult to measure as they often take the form of a seaward or coast wise spread. Occasionally, however, when the feeding area is separated from the roost by obviously unsuitable water, def...

The juvenile Plumage of the Icelandic Black-tailed Godwit and further occurrences of this race in England

01 January 1965 Comments Main paper Icelandic Black-tailed Godwit ~Limosa limosa islandica in Britain and, quoting Williamson and Ruttledge (1958) in support, indicated that this form appeared t o favour the 'western and southern half of the country. This opinion was also upheld by Norrevan...

Letters

01 December 1964 Comments Letters SIRS,--While not seeking to prolong this correspondence unduly, for there is more than a grain of truth on either side, I feel that some reply is called for to Mr. Reginald Wagstaffe's letter (antea, pp. 319-320). May I point out at once that I do not dis...

Reviews

01 November 1956 Comments Reviews By DAVID LACK (Methuen, London, 1956). 239 p a g e s ; 10 half-tone plates; 24 text illustrations. 21s. N O T the least striking feature of that astonishing building, the University Museum of Science at Oxford, is the tower; for behind the ventilator sha...

Notes

01 December 1955 Comments Notes Peregrines rearing young Kestrels.--On n t h April 1963 W. N. Charles and I flushed a Peregrine {Fako peregrinus) from its eyrie in an old Raven (Corvus corax) nest in the Dumfriesshire hills. There were four eggs, one of which we took (under licence) for...

Notes

01 December 1955 Comments Notes Goshawk in Middlesex.--On the afternoon of 20th March 1955 B. P . Pickess, I. G. and K. Johnson and I were standing beside the River Colne at Harefield Moor in Middlesex, when a raptor was seen approaching at a height of 200-250 ft. from the Buckinghamshi...