Movements of House Sparrows

01 December 1956
Comments Main paper T H E migration of birds--the routes they take, the means by which they orient themselves and reach their destination--is at present receiving' considerable attention. The House Sparrow (Passer domesticus) is generally considered to be a sedentary bird an...
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Letters

01 August 1954
Comments Letters SIRS,--A little confusion was caused on the Isle of May in 1953 by people claiming to assign Bluethroats (Luscinia svecica) to the White-spotted race (L. s. cyanecula) on the strength of wing-measurements and the relative lengths of the primaries. They we...
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