Sezon 4
Bölümler
1 North Woods Lynx 6 Eki 1985 
2 Wookpeckers - Nature's Hammerheads 13 Eki 1985 
3 Designs for Defense 20 Eki 1985 
4 Cutthroat - Yellowstone Lake 27 Eki 1985 
5 Cutthroat - Yellowstone River 3 Kas 1985 
6 Cutthroat - Grizzly Creek 10 Kas 1985 
7 Killer Mice 17 Kas 1985 
8 Controversial Coyote 24 Kas 1985 
9 Remarkable Reptiles 1 Ara 1985 
10 Tracking Wildlife 8 Ara 1985