Search

Notes

01 July 1941 Comments Notes ON May 18th, 1924, my father and I found the nest of a Siskin (Carduelis spinus) at Acharacle, Argyll. It was about twenty feet up on the spreading bough of an exotic fir (species not recorded) in a large garden. When my father climbed to it, both birds ...

Report on the effect of the severe winter of 1939-40 on bird life in the area within 20 miles of London

01 July 1941 Comments Main paper THIS report is intended to supplement the " Report on the effect of the severe winter of 1939-40 on bird-life in the British Isles " which has already appeared in this journal (antea, Vol. xxxiv, pp. 118, 142), and details which were given there, such as ...

Intelligence tests with Tits

01 July 1941 Comments Main paper the idea of testing the ability of birds to solve problems, I carried out some experiments in February, 1941, which seemed to need a definite amount of intelligence for their solution. My subjects were a pair of Blue Tits (Parus c. obscurus), and a pair o...

The Diving Habits of Ducks and Grebes

01 July 1941 Comments Main paper an opportunity has occurred during the last few years we have timed the dives of two or more species of diving birds feeding together at the same place and working at the same depths at Lisvane Reservoir, near Cardiff. Comparing the results thus obtained ...

Letters

01 February 1938 Comments Letters SIRS,--In reply to Mr. Lockley's letter under this heading (antea, pp. 278-9), I had two main points t o make in m y report on Skokholm Island, namely :-- 1. That owing t o its depredations on Storm-Petrels, the Little Owl should, if possible, be prevente...

Notes

01 February 1938 Comments Notes ON April 15th, 1937, a male Bullfinch which appeared to be much larger than the British Bullfinch (Pyrrhula p. pileata) was seen moving about in some trees on Holy Island. Later in the day this bird was shot by a resident on the island and was sent in to...

Recovery of marked birds

01 February 1938 Comments Main paper Rawdon (Yorks), 24.4.37, by Bramhope (Yorks), 15.7.37. C. Wontner-Smith. Ditto 4-S-37- Allerton (Yorks), 13.8.37. Stodmarsh (Kent), 16.4.33, by Where ringed, --.9.37. Oxford Orn. Soc. R I N G E D AS FULL-GROWN. Gt. Budworth (Ches), 17.7.35, Acton Bridge ...

Birds seen in two winter transects of the North Atlantic

01 February 1938 Comments Main paper bird-counts of the North Atlantic crossing have already appeared, and in these the significance of the figures has been fully discussed. The most comprehensive is by V. C. Wynne-Edwards (Proc. Boston Soc, Nat. Hist., Vol. XL., No. 4, pp. 233-346. January,...

Notes on the Gannetries of Sule Stack and Sula Sgeir

01 February 1938 Comments Main paper (Plate I I . ) IT may be safely said that in a quarter of a century no new information has been added to our previous knowledge of the gannetry of Sule Stack, and with the exception of my notes on Sula Sgeir [10]* these same remarks apply to this latter g...

Stay at the forefront of British birding by taking out a subscription to British Birds.

Subscribe Now

Search

Notes

Report on the effect of the severe winter of 1939-40 on bird life in the area within 20 miles of London

Intelligence tests with Tits

The Diving Habits of Ducks and Grebes

Letters

Notes

Recovery of marked birds

Birds seen in two winter transects of the North Atlantic

Notes on the Gannetries of Sule Stack and Sula Sgeir

Sign Up to our Newsletter