| Chapter XI. The Poison of The Bee | 9024 |
| Chapter II. The Scoliae | 6282 |
| Chapter III. A Dangerous Diet | 9272 |
| Chapter VI. The PIne Processionary: The stinging Power | 18826 |
| Chapter VII. The Arbutus Caterpillar | 9231 |
| Chapter VIII. An Insect Virus | 8157 |
| Chapter XVIII. Insects and Mushrooms | 12550 |
