Lassie - Season 18 Episode 1 Fury Falls
Overview: A hawk Lassie rescues from entanglement in kite string returns the favor when the coyote pup Lassie has befriended is threatened by a snake. But it's Lassie herself who then must be rescued by Ron Holden and Dale Mitchell, two young men on a hiking trip, after she must save the hapless pup from nearby rapids.