| Chapter XI. The Poison of The Bee | 6573 |
| Chapter II. The Scoliae | 4037 |
| Chapter III. A Dangerous Diet | 7108 |
| Chapter VI. The PIne Processionary: The stinging Power | 14733 |
| Chapter VII. The Arbutus Caterpillar | 6916 |
| Chapter VIII. An Insect Virus | 5674 |
| Chapter XVIII. Insects and Mushrooms | 9891 |
