| Chapter XI. The Poison of The Bee | 7559 |
| Chapter II. The Scoliae | 4996 |
| Chapter III. A Dangerous Diet | 7993 |
| Chapter VI. The PIne Processionary: The stinging Power | 16353 |
| Chapter VII. The Arbutus Caterpillar | 7862 |
| Chapter VIII. An Insect Virus | 6656 |
| Chapter XVIII. Insects and Mushrooms | 10892 |
