| Life of the Bighorn Sheep |
1980 |
Berlet Films |
16 |
16mm |
|
sound |
| Meet the Grebes |
1987 |
berlet |
20 min. |
16mm |
Color |
sound |
| Seasons of the elk |
1981 |
Berlet Films |
20 |
16mm |
|
|
| Seasons of the white-tailed deer |
1990 |
Berlet Films |
20 |
16mm |
|
|
| The Great blue heron story |
1988 |
Berlet Films |
20 |
16mm |
|
|
| The Greater Sandhill Crane story |
1979 |
Berlet Films |
16 |
16mm |
|
|
| Trumpeter swans return |
1989 |
Berlet Films |
20 |
16mm |
|
|