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Quotes from A Study of Bird Song — Edward Allworthy Armstrong

1900–1978 United Kingdom

← All quotes by Edward Allworthy Armstrong

2 quotes

On the whole, the first-rate songsters have the most elaborate equipment. The birds with the most syringeal muscles and greatest ability to move the membranes tend to produce the greatest variety of sounds.

A Study of Bird Song (1963)

The Marsh Tit, Plain Tit, and some Willow Tits retain territory in winter and pair after occupying territory. Other species which abandon their breeding territories and flock in winter form pairs before they establish territory (Gibb 1956a).

A Study of Bird Song (1963)

Attribution

Quotes and notes from Wikiquote: Edward Allworthy Armstrong (page history), available under CC BY-SA 4.0.