Letters

01 September 1939
Comments Letters SIRS,--In "Some Notes on t h e Diurnal Song of Birds " (antea, p . 4) Mr. Marples states t h a t on t h e average t h e Blackbird, a t Inverness, begins t o sing in the morning 74 minutes earlier than Blackbirds do i n Hampshire, t h a t is, after correct...
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Notes

01 September 1939
Comments Notes PROOF of the sex of the bird choosing the nesting-site is generally so difficult to obtain that it seems worth while to record some evidence in the case of a House-Sparrow (Passer d. domesticus) in my garden in the spring of 1939. Early in March I notice...
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Notes

01 August 1929
Comments Notes ON May 21st, 1929, from 11.30 a.m. to 6 p.m., I observed at close quarters a pair of Choughs (Pyrrhocorax pyrrhocorax) at nest on the north Cornish coast. Both parents were feeding nestlings, which were about eight days old. The weather was calm and soft...
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