id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
inhs-476	Forbes, Stephen A.	The Regulative Action of Birds Upon Insect Oscillations	1883	31	.pdf	application/pdf	10580	1499	85	Three facts stand out very clearly as results of these investiga­ tions: 1. Birds of the most varied character and habits, migra:qt and resident, of all sizes, from the tiny wren to the bluejay, birds of the forest, garden and meadow, those of arboreal and those of terrestrial habit, were certainly either attracted or detained here by the bountiful supply of insect food, and were feeding freely upon the species most abundant. The pest is consequently exposed to destruction from the time it emerges until it disappears again, the adults falling an easy prey to birds which search the ground for 18 The Regulative Action of Birds upon Insect Oscillations. food, and the eggs to the small species which pry about the trunks of trees.	cache/inhs-476.pdf	txt/inhs-476.txt