| Chapter XI. The Poison of The Bee | 7501 |
| Chapter II. The Scoliae | 4938 |
| Chapter III. A Dangerous Diet | 7944 |
| Chapter VI. The PIne Processionary: The stinging Power | 16254 |
| Chapter VII. The Arbutus Caterpillar | 7800 |
| Chapter VIII. An Insect Virus | 6595 |
| Chapter XVIII. Insects and Mushrooms | 10837 |
