Letters

01 June 1969 Comments Letters Bill-length as a field-character of the White-winged Black Tern ? In his paper on 'Juvenile and winter plumages of the marsh terns' (Brit. Birds, 53: 243-252) Kenneth Williamson differentiated without qualification between the bill of the Black Tern Chlid...
Read More

Letters

01 October 1950 Comments Letters --I am engaged in investigating t h e ringing records of Blue Tits. Amongst the known causes of death it is astonishing to find that the mousetrap is a principal one. I t may be necessary to place r a t and mouse traps in gardens, b u t I suggest that the...
Read More

Notes

01 March 1946 Comments Notes O N March ijth, 1945, I was in a convoy moving slowly south through the'Irish Sea. The day was brilliantly fine, the sea quite calm. In the morning the Welsh Hills were visible, but otherwise we saw neither coast. There was no fog, however. There was a v...
Read More

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

Subscribe Now