University of Mexico
Cigarette Butts Help Bird Nests Repel Parasites
No one likes seeing cigarette butts strewn about city streets. No one, that is, except maybe urban birds. New research shows bird nests that incorporated cigarette butts may be repelling unwanted parasites. It turns out the deadly chemicals contained in cigarettes may provide a useful service for birds. Based on known bird behaviors, it's also possible that birds are seeking out cigarette butts to put in their nests to repel pests.Read on...