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Notes

01 April 1986 Comments Notes Juvenile-plumaged Great Crested Grebe in spring. From 27th April to 10th May 1984, a Great Crested Grebe Podiceps cristatus present at Llanishen and Lisvane Reservoirs, South Glamorgan, was in juvenile plumage, showing the characteristic black-and-whit...

Notes

01 May 1985 Comments Notes ...

Notes

01 September 1983 Comments Notes Hen Harrier with rufous-orange underparts A large harrier Circus with rich rufous-orange underparts was present on Fair Isle, Shetland, from 25th August to 8th October 1982. It was a large, heavy ring-tail, whose silhouette at times recalled Ma...

The 'Marsh Hawk' problem

01 September 1983 Comments Main paper A 'ringtail' harrier at Cley, Norfolk, from October 1957 to April 1958 was identified as a first-year Hen Harrier Circus cyaneus of the Nearctic subspecies hudsonius (previously known as Marsh Hawk in North America, but now called Northern Harrier) bec...

Two hens, but a single nest: an unusual case of polygyny by Hen Harriers in Orkney

01 March 1983 Comments Main paper In June 1981,I was told of a nest of Hen Harrier Circus cyaneus on the East Mainland of Orkney with ten eggs, and two females in attendance. Since an unusually high percentage of first-year males (25%) bred on the West Mainland of Orkney in 1981, ...

Notes

01 July 1982 Comments Notes Great White Egrets with red legs and black bills On 25th October 1981, J. Mikuska, A. Dijksen, J. Kuypers and I observed a flock of 110 Great White Egrets Egretta alba on a fishpond near the Kopacki-Rit in Yugoslavia. Among these herons, J M di...

Influxes into Britain of Hen Harriers, Long-eared Owls and Short-eared Owls in winter 1978/79

01 July 1982 Comments Main paper The winter of 1978/79 was the coldest in Britain since 1962/63, and produced outstanding numbers of several species, particularly waterbirds (Chandler 1981). The influx of Hen Harriers Circus cyaneus during the first quarter of 1979, however, was proba...

Habitat and diet of male and female Hen Harriers in Scotland in winter

01 December 1980 Comments BBRC News ...

Throat-touching by grebes

01 December 1979 Comments Main paper Prinzinger (1974) described and figured an enigmatic 'breast-looking' movement ('das Vor-die-Brust-Schauen') of the Black-necked Grebe Podiceps nigricollis, the function of which he could not determine even though observing it at close range. Shortly a...