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Notes

01 May 1969 Comments Notes Woodpigeons cooing at night J. N . Tomlinson's note and the accompanying editorial comment (Brit. Birds, 62: 76-77) give the impression that it is exceptional for Woodpigeons Columba palumbus to call at night. In the past 28 years, however, living in thre...

Notes

01 September 1968 Comments Notes Semipalmated Sandpiper in Kent.--On ioth September 1967 J.G.H. found a Semipalmated Sandpiper Calidris pusilla on the WAGBIWildfowl Trust Experimental Gravel Pit Reserve at Sevenoaks, Kent. Identification was made easier because of his previous experience...

Notes

01 July 1968 Comments Notes Little Grebes choking to death on fish.--On ioth March 1968, at Brompton-on-Swale, near Catterick, Yorkshire, J. V. Anderson discovered a freshly dead bird on the river bank, with a fish jammed in its bill. I visited the spot with him the next day and fou...

Notes

01 June 1968 Comments Notes ...

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...

Notes

01 January 1968 Comments Notes Feeding relationship between mullet and Herring Gulls.--On 26th August 1967, at Cape Clear Island, Co. Cork, I watched a shoal of mullet Mugil sp. swimming in ten feet of water alongside a small trawler tied up in the North Harbour. These mullet were lift...

Notes

01 January 1967 Comments Notes Heron apparently fishing i n deep water.--The observations below were made by us independently on two separate days, but, because the behaviour was so similar on each occasion as to suggest that it might be the not infrequent habit of one individual, the ...

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...

Semipalmated Sandpiper in Kent and the problem of identification

01 December 1966 Comments Main paper T H E SMALL American Calidris -waders are notoriously difficult to identify, particularly by anyone lacking in experience of the group (see, for example, Nisbet 1963 and Marchant 1963). Between 6th and 9th September 1965, what eventually proved to be a Se...