| 1. Robert Redford Narrates The Wolf You Never Knew | not rated | 0:00 |
| 2. Opening Howl | not rated | 0:00 |
| 3. First Growls Of Wolf Pups Inside The Den | not rated | 0:00 |
| 4. Pup Howls - Spring & Fall Contrasted With Adult | not rated | 0:00 |
| 5. Barking | not rated | 0:00 |
| 6. Series Of 3 Adjacent Howls | not rated | 0:00 |
| 7. Comparative Differences In Howls | not rated | 0:00 |
| 8. Single Howls - Joined To Give Illusion Of Pack Howl | not rated | 0:00 |
| 9. Combined Sounds Of The Wolf | not rated | 0:00 |
| 10. Distant & Close-Up Howling Ending In Group Howl | not rated | 0:00 |
| 11. Series Of Group Howls | not rated | 0:00 |
| 12. Joint Group Howl | not rated | 0:00 |
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