An Attempt to Chart Fluctuations in the Song of Song-Thrush, Blackbird and Chaffinch
01 May 1935
Main paper
AFTER many years of observation and many hundreds of notes, I attempt here to put the songs of Song-Thrush, Blackbird and Chaffinch--each collectively--into a brief summary, hoping it m a y give an added interest to those who, whether countrymen or town ...
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