Search

The effect of Beech crop on Great Tit populations and movements

01 January 1975 Comments Main paper ...

Notes

01 December 1950 Comments Notes " A N T I N G " OF CARRION CROW ON June 15th, 1949, at Strawberry Hill, Middlesex, 1 observed a Carrion Crow (Corvus corone), at a distance of twenty yards, behaving in a peculiar manner. It was squatting on the grass with its feathers widespread. At hal...

Nestling mortality amongst tits on Tentsmuir, 1949 and 1950

01 December 1950 Comments Main paper F O R experiments in the value of tits as controls for insect pests in woods I have put up some 500 nest boxes in 20 sites round Perth. Some of these sites are as much as 40 nv'les to the north of Perth, others in Tentsmuir about 20 miles to the east. In ...

Song Form in the Thrush Family

01 October 1942 Comments Main paper SOME time ago, I read of a German Professor who stated that the Blackbird (Turdus m. merula) composes some six hundred phrases every day. At that time I had not made a definite study of the song of the bird, but what I had heard did not seem to be in acco...

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

Subscribe Now

Search

The effect of Beech crop on Great Tit populations and movements

Notes

Nestling mortality amongst tits on Tentsmuir, 1949 and 1950

Song Form in the Thrush Family

Sign Up to our Newsletter