“... many large insects come out at dusk. By doing so they escape many enemies, but not all, since here the nightjar tribe takes over, many of which are larger than the largest swifts.”
Source: Swifts in a Tower (1956), p. 108, 2nd edition, 1973
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David Lack 2
British ornithologist and biologist 1910–1973Related quotes
 
                            
                        
                        
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