Notes

01 February 2011
Comments Notes One of the most likely forms of avian play involves a bird carrying an object into the air to repeatedly drop and catch it in flight. With some variations, drop-catch behaviour has been observed in raptors, gulls, corvids and possibly hirundines (Ficken 1...
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Notes

01 April 1979
Comments Notes Little Grebe uo-ending and foot-paddling On 15th April 1977, at Corsham Lake, Wiltshire, I watched a Little Grebe Tachybaptus ruficollis feeding in pools and channels formed when the lake was partly drained. In the deeper pools i...
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Notes

01 January 1977
Comments Notes Behaviour of Manx Shearwaters Previous letters on the behaviour of the Manx Shearwater Puffinus puffinus (Brit. Birds 67: 77; 68: 119-120) prompt me to record an incident that I witnessed on 15th June 1974 off Fetlar, Shetland, At about 00.30 h...
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Notes

01 September 1974
Comments Notes Great Spotted Woodpecker tapping on window paneAt 5.30 am on 10th June 1974 I was wakened by a loud tapping on the bedroom window of my house at Bow Brickhill, Buckinghamshire. After three or four taps I drew back the curtains and saw a Great Sp...
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Notes

01 June 1959
Comments Notes residence in Shetland we took counts about once a week for two years of Fulmars (Fulmarus glacialis) on an area of cliffs in southwest Mainland. The counts are given in full and discussed in The Fulmar (1952) by James Fisher (pp. 347 and 482-488). These F...
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Notes

01 February 1956
Comments Notes Displacement coition in the Mallard.--On ioth May, 1951, a t Clayton-le-dale, near Blackburn, Lancashire, I was engaged in watching the behaviour of a pair of Mallard (Anas platyrhynchos) tending fifteen young, which were newly hatched. T h e young fed fo...
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Notes

01 February 1948
Comments Notes DURING the years 1946 and 1947 I have noticed several species singing outside what appears to be their normal song-period as defined in The Handbook charts. Some of these variations are considerable, others less so. The particulars are as follows :-- NUT...
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Notes

01 July 1942
Comments Notes THE following notes relate to a mimber of species, several of whose Status now appears to differ from that described in H. E. Forrest's Vertebrate Fauna of North Wales (1907) and Handbook to the Vertebrate Fauna of North Wales (1919). Unless otherwise st...
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Notes

01 April 1939
Comments Notes THE following few notes were made mostly during the summer of 1938, and are the result of short expeditions and visits to the two counties. CHOUGH (Pyrrhocorax p. pyrrhocorax).---It was pleasing to be able to count twenty-one together on the grassy slopes...
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