| Chapter XI. The Poison of The Bee | 2763 |
| Chapter II. The Scoliae | 1365 |
| Chapter III. A Dangerous Diet | 2290 |
| Chapter VI. The PIne Processionary: The stinging Power | 2334 |
| Chapter VII. The Arbutus Caterpillar | 2225 |
| Chapter VIII. An Insect Virus | 1555 |
| Chapter XVIII. Insects and Mushrooms | 4066 |
