Nature: Season 4
This season started on October 20, 1985. The table lists episodes with recorded air dates up to September 28, 2026.
| Ep | Title and air date | My place |
|---|---|---|
| 1 | And Then the Rains Came · 53 min | |
| 2 | Battle of the Leaves · 53 min | |
| 3 | The Ganges Gharial · 53 min | |
| 4 | One Man’s Island · 53 min | |
| 5 | Selva Verde: The Green Jungle · 53 min | |
| 6 | The Plant Hunters · 53 min | |
| 7 | Kalahari: Wilderness Without Water · 53 min | |
| 8 | Emas: High Plains of Brazil · 53 min | |
| 9 | The Feathered Swarm · 53 min | |
| 10 | Kingdom of the Ice Bear: The Frozen Ocean · 53 min | |
| 11 | Kingdom of the Ice Bear: Land of Beyond · 53 min | |
| 12 | Kingdom of the Ice Bear: The Final Challenge · 53 min | |
| 13 | Saguaro: Sentinel of the Desert · 53 min | |
| 14 | Death Trap · 53 min | |
| 15 | Aspen: Dancer on the Wind · 53 min | |
| 16 | Secrets of an African Jungle · 53 min | |
| 17 | Birdwatch from Florida · 53 min | |
| 18 | The Gooneys of Midway · 53 min | |
| 19 | Where Eagles Fly · 53 min | |
| 20 | The Skyhunters · 53 min |
