Notes

01 May 1963
Comments Notes FOE some years now I have been paying particular attention to the nestlings of common birds. It is of course now known to all ornithologists that the parents keep the nest clean (as a general rule) by carrying away the excrement, and often by swallowing ...
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Notes

01 May 1933
Comments Notes As the Jackdaw (Colceusm. spermologus) is a bird not usually subject to variation, some notes on a local variety seen at Douglas may be of interest. These white-winged Jackdaws are best described as having on the outer primary a white spot or " mirror " e...
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