1: The Nature of Things Last of the Right Whales

2: The Nature of Things Rat City

3: The Nature of Things Science & Cannabis

4: The Nature of Things Secret Agents Of The Underground Railroad

5: The Nature of Things Walking With Ancients

6: The Nature of Things Apocalypse Plan B

7: The Nature of Things True Survivors

8: The Nature of Things Grizzly Rewild

9: The Nature of Things Bug Sex

10: The Nature of Things War for the Woods

11: The Nature of Things The Secrets of Friendship

12: The Nature of Things Woodpeckers: The Hole Story

13: The Nature of Things Suzuki Signs Off