| Chapter I. The Harmas | 3149 |
| Chapter V. Permutations of Sex | 1852 |
| Chapter VI. Instinct And Discernment | 2922 |
| Chapter VII. Economy of Energy | 2427 |
| Chapter VIII. The Leaf-Cutters | 2148 |
| Chapter X. The Resin-Bees | 1773 |
| Chapter XI. The Poison of The Bee | 3454 |
| Chapter XII. The Halicti: a Parasite | 1870 |
| Chapter XIII. The Halicti: the Portress | 1546 |
| Chapter XIV. The Halicti: Parthenogenesis | 1787 |
| Chapter VI. The Red Ants | 2129 |
| Making a Bug Home | 5030 |
| Wild Life Gardening Tips | 4531 |
