The Great Butterfly Hunt
- Episode aired Jan 2, 2014
A chronicle of the annual Monarch butterfly migration includes a profile of a Canadian scientist who's spent 40 years trying to discover exactly where the creatures mysteriously disappeared ... Read allA chronicle of the annual Monarch butterfly migration includes a profile of a Canadian scientist who's spent 40 years trying to discover exactly where the creatures mysteriously disappeared each winter.A chronicle of the annual Monarch butterfly migration includes a profile of a Canadian scientist who's spent 40 years trying to discover exactly where the creatures mysteriously disappeared each winter.