Science & Nature: The More That Is Learned About The Ecological Benefits Of __________, The More Home Gardeners Are Going Out Of Their Way To Entice These Amazing Winged Mammals Into Their Neighborhoods. __________ Are Voracious Insect Eaters, Devouring As Many As 600 Bugs Per Hour For 4 To 6 Hours A Night. They Can Eat From One-Half To Three-Quarters Their Weight Per Evening. __________ Are Also Important Plant Pollinators, Particularly In The Southwestern U.S