| Chapter XI. The Poison of The Bee | 8939 |
| Chapter II. The Scoliae | 6189 |
| Chapter III. A Dangerous Diet | 9158 |
| Chapter VI. The PIne Processionary: The stinging Power | 18710 |
| Chapter VII. The Arbutus Caterpillar | 9148 |
| Chapter VIII. An Insect Virus | 8018 |
| Chapter XVIII. Insects and Mushrooms | 12443 |
