Annual Member
Grzimek, Bernhard's books list
| No. | Title | Publish Year |
|---|---|---|
| 1. | Grzimek's Encyclopedia of ethology | 1976 |
| 2. | Grzimek's Encyclopedia of evolution | 1976 |
| 3. | Grzimek's Animal life encyclopedia | 1972 |
| 4. | Das Tierhauschen in den Bergen | 1949 |