fouls
Stool-Pigeon Poop Reveals Bird-Racing Fouls
Racing pigeons is big business—and doping is common. Now scientists have devised a way to detect doping in the avian athletes. Christopher Intagliata reports. L…
Hippo Dung Fouls Up Freshwater Fisheries
Hippo poop is piling up in Tanzania’s freshwater fisheries—which is bad news for biodiversity, and deleterious for the dinner plate. Jason G. Goldman reports. L…





