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Sky-pointing by herons

01 April 2024 Comments Letters ...

Aerial stretch displays by Grey Heron and Little Egret

01 September 2022 Comments Main paper ...

Letters

01 July 1978 Comments Letters Diving methods of Great Northern and Black-throated Divers On inland waters, I have noticed that Great Northern Divers Gavia immer always slither under slowly when diving, whereas Black-throated G. arctica jump upwards slightly before they dive...

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...

The index of Heron population, 1953

01 January 1975 Comments Main paper ...

The stability of the Heron population

01 January 1975 Comments Main paper ...

A winter roost of Grey Herons

01 April 1973 Comments Main paper Gatherings of Grey Herons Ardea cinerea at traditional standing-grounds during the breeding season have been noted by several authors (Beetham 1910, Huxley 1924, Lowe 1954, Milstein et al. 1970), and the behaviour of the birds at these standing-grounds...

The index of Heron population, 1952

01 March 1953 Comments Main paper (Edward Grey Institute, Oxford). THE number of heronries on which reports for 1952 were received at the Edward Grey Institute was 197, or 7 more than in the previous year. Of these 151 were in England, 8 in Wales, 14 in Scotland and 24 in Ireland. The Rev...

The index of Heron population, 1951

01 February 1952 Comments Main paper T H E number of heronries on which reports for 1951 were received at the Edward Grey Institute was 190 or 17 fewer than in the previous year. Of these 140 were in England, 11 in Wales, 15 in Scotland and 24 in Ireland. The Rev. P . G. Kennedy has again su...

The Index of Heron population, 1950

01 April 1951 Comments Main paper (Edward Grey Institute, Department of Zoological Field Studies, Oxford). T H E number of heronries on which reports for 1950 were received at the Edward Grey Institute was 207, or 45 more than in the previous year. Of these 150 were in England, 17 each in...

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Sky-pointing by herons

Aerial stretch displays by Grey Heron and Little Egret

Letters

Letters

The index of Heron population, 1953

The stability of the Heron population

A winter roost of Grey Herons

The index of Heron population, 1952

The index of Heron population, 1951

The Index of Heron population, 1950

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