Summary: Steller's sea cow (Hydrodamalis gigas) was one of the most amazing animals to share the world with modern humans. To tell its story is going to take two episodes - and this first of them, to be honest, doesn't even feature the sea cow itself. But it does feature Vitus Bering and Georg Steller, two men who would share with that gigantic creature an extraordinary tale of exploration, survival, death and extinction. Oh, and there's a load of other amazing wildlife involved as well ...
