Barn owls swoop down on rodents and swallow them whole – gophers, voles and mice, gone in a few gulps. But how do they keep down all that food? Well, they don’t. In a few stomach-turning steps, they ...

British Columbia - With the spooky glow of his headlamp illuminating an antenna in his hand, Paul Levesque stalks one of Canada's last remaining barn owls. "Are you getting anything?" research team ...