"Krag" is a moral tale of obsession. Bighorn sheep hunter Scotty MacDougall pursues a magnificent ram for over a decade, but at a terrible cost. Part natural history and part allegory, Seton shows the consequences of humankind's destruction of nature in a story which marks the literary beginning of the environmentalist movement. This show first aired on the Wonderful World of Disney in 1978. All animal work was done on location over a period of nearly eight months.—JT