Letters

01 January 1979
Comments Letters Thermal soaring of raptors I read D r C. J . Henty's paper on thermal soaring of raptors (Brit. Birds 70: 471-475) with interest, and not a little surprise. I t has long been known by ornithologists that raptors use thermals for soaring, a...
Read More

Notes

01 January 1979
Comments Notes Success of artificial island nest-sites for divers  The breeding success of divers Gavia in south mainland Argyll has been very poor For some years (e.g. one young from eight pairs): too low to ensure maintenance of the populatio...
Read More

Notes

01 March 1935
Comments Notes I SPENT the months August-November (inclusive), 1934, on holiday at Salcombe, south Devon. Most of my time was engaged in bird-observing, and the following notes may be of interest:-- CUCKOO (Cuculus c. canorus).--One was calling strongly on Bolt Head, e...
Read More

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

Subscribe Now