News and comment

01 March 1967
Comments News and comment Formation of ECHO Institute.--ECHO (L'Institut pour l'Ettregistrement et Etudes des cnants et Cfis d'oiseaux) is a non-profit-making, scientific body recently formed on the initiative of J.-C, Roche for the recording and study of bird voice. One of its ob...
Read More

Requests for information

01 March 1967
Comments Editorials Autumn and winter influx of Rough-legged Buzzards.---Since October 1966 unusual numbers of Rough-legged Buzzards Buteo lagopus have been widely scattered in eastern and south-eastern counties with some also well inland and others as far west as Cornwall a...
Read More

Notes

01 March 1967
Comments Notes Lesser Kestrels feeding after dark on insects attracted to artificial light.--At dusk each evening during 13th- 15th May 1964, at Titov Veles, Yugoslavia, I watched up to 43 Lesser Kestrels Falco naumanni hawking for moths and other insects in the vicinit...
Read More

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 ...
Read More

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...
Read More

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

Subscribe Now