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Points of View. 8. Bird identification: the swinging pendulum

01 May 1984 Comments Main paper Bird identification: the swinging pendulum Once upon a time, identification was based solely on plumage and measurements: what could be seen on a corpse or a skin. Then, along came field-observers and birdwatchers who became very skilled at noticing di...

Product Reports

01 May 1984 Comments Main paper Items included in this feature have been submitted by the manufacturers or their agents. The reviews are the personal opinions of the reviewers; they are not the result of technical tests, but are assessments made after use in appropriate conditions (e...

Photospot. 2. Dipper

01 May 1984 Comments Main paper Quite simply, this portrait of a Dipper Cinclus cinclus by J. B. & S. Bottomley must be the leading contender for the title of best-ever photograph of this most photogenic species. There's a waterfall; foaming water; a glistening rock; and a Dipper...

The Stock Dove in Britain, 1930-80

01 May 1984 Comments Main paper The Stock Dove Columba oenas has expanded its range in Britain very markedly since the early 19th Century, when it was confined largely to southern and eastern England (Sharrock 1976). Following the rapid spread in the course of the second half of the ...

Bird Photograph of the Year 1984

01 May 1984 Comments Main paper A total of 150 transparencies was submitted by 56 photographers in this 1984 competition. The judges all remarked on the extraordinarily high standard of all but a handful of the entries: European bird-photography is clearly flourishing. None...

Field notes on the nesting habits of the Great Northern Diver

01 January 1950 Comments Main paper (Plates 1--9). THE following notes on the Great Northern Diver (Colymbus immer) were made chiefly at a nest on the great lake of Thingvallavatn in South-west Iceland during June, 1949. They are supplemented by field notes made during the previous June in ...

The pseudo-sleeping attitude of the Oyster-catcher

01 January 1950 Comments Main paper (Fair Isle Bird Observatory) IT IS well-known from the work of Makkink (1942) and Edwards et al. (1948) that in certain situations the Oyster-catcher (Hcematopus ostralegus) adopts a " pseudo-sleeping " attitude. The bird stands on one or both legs, with ...

Notes on the breeding of the Pied Flycatcher

01 January 1950 Comments Main paper BROWN (I) and Taylor (7) have described the origins and history up to 1944 of the occupation by Pied Flycatchers (Muscicapa hypoleuca) of nestboxes put up by the Forestry Commission in an Â· area of mature oakwood in the Forest of Dean, Gloucestershire...

Bird skeletons found in a hollow tree

01 January 1950 Comments Main paper IN January, 1948, a number of bird skeletons were found by Mr. Robert Aldridge in a hollow in the trunk of a wych elm felled near Fleet, Hants. As the writer was unable to examine the tree with the bones in situ Mr. Aldridge very kindly arranged for the m...

Dancing display of the Wheatear

01 January 1950 Comments Main paper [We have received, curiously enough, a t approximately the same time two independent accounts of the remarkable leaping or dancing display of the Wheatear, of which, so far as we are aware, only two descriptions previously existed in ornithological liter...

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