| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S01E01 | The Making of a Natural History Film |
March 3, 1974
PBS
|
60 | |
| S01E02 | Where Did the Colorado Go? |
March 10, 1974
PBS
|
60 | |
| S01E03 | Whales, Dolphins, And Men |
March 17, 1974
PBS
|
60 | |
| S01E04 | The Search For Life |
March 24, 1974
PBS
|
60 | |
| S01E05 | Last of the Cuiva |
March 31, 1974
PBS
|
60 | |
| S01E06 | Strange Sleep |
April 7, 1974
PBS
|
60 | |
| S01E07 | The Crab Nebula |
April 14, 1974
PBS
|
60 | |
| S01E08 | Bird Brain: The Mystery of Bird Navigation |
April 21, 1974
PBS
|
60 | |
| S01E09 | Are You Doing This For Me, Doctor? |
April 28, 1974
PBS
|
60 | |
| S01E10 | The First Signs of Washoe |
May 5, 1974
PBS
|
60 | |
| S01E11 | The Case of the Midwife Toad |
May 12, 1974
PBS
|
60 | |
| S01E12 | Fusion: The Energy Promise |
May 19, 1974
PBS
|
60 | |
| S01E13 |
The Mystery of the Anasazi
season finale
|
May 26, 1974
PBS
|
60 |
No artwork of this type.
No artwork of this type.
No artwork of this type.