Letters

01 February 1975
Comments Letters Bill colour of juvenile Arctic Terns Graham Bundy {Brit. Birds, 67: 246-247) stated that the bills of juvenile Arctic Terns Sterna paradisaea on their breeding grounds in Shetland have definite red or orange at the base, this being at variance ...
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Letters

01 January 1969
Comments Letters White-lumped Swifts in southern Spain During 1964-67 a number of observations were made on swifts with white rumps in southern Spain, and in 1966 and 1967 breeding was proved; the species was identified by me and others as Apus affinis (Little Swift), the...
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Letters

01 January 1969
Comments Letters Turtle Dove migration in Iberia and the Middle East Dr R. K. Murton's suggestion that the autumn passage of Turtle Doves Streptopelia turtur through Portugal is misleadingly represented by the recovery of marked individuals seems to mar his otherwise exce...
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