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 September 1934 Comments Notes A BLUE T I T (ParUS C. obscurus) had possession of one of my nesting boxes in Hampshire and laid an egg on each of four successive days. The next day, May 8th, no egg was laid, but another appeared on the 9th. I should say that I numbered each egg the da...
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Notes

01 November 1931 Comments Notes reference to this enquiry, a good many observers have not yet sent in their schedules and are now urged to do so in order that the great labour of collating the information may be commenced without delay. All schedules and communications with reference t...
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