| Chapter XI. The Poison of The Bee | 6458 |
| Chapter II. The Scoliae | 3930 |
| Chapter III. A Dangerous Diet | 6997 |
| Chapter VI. The PIne Processionary: The stinging Power | 14504 |
| Chapter VII. The Arbutus Caterpillar | 6804 |
| Chapter VIII. An Insect Virus | 5546 |
| Chapter XVIII. Insects and Mushrooms | 9769 |
