| Chapter XI. The Poison of The Bee | 3422 |
| Chapter II. The Scoliae | 1702 |
| Chapter III. A Dangerous Diet | 2703 |
| Chapter VI. The PIne Processionary: The stinging Power | 3670 |
| Chapter VII. The Arbutus Caterpillar | 2946 |
| Chapter VIII. An Insect Virus | 2089 |
| Chapter XVIII. Insects and Mushrooms | 5503 |
