| Chapter I. The Harmas | 2375 |
| Biography of Jean-Henri Casimir Fabre | 9595 |
| Chapter II. Experiments | 1632 |
| Chapter IV. More Enquiries Into Mason Bees | 1963 |
| Chapter VII. Some Reflections Upon Insect Psychology | 2982 |
| Chapter XIV. Objections and Rejoinders | 1319 |
| Chapter XII. Mathematical Memories: Newton's Binomial Theorem | 4178 |
| Chapter XIII. Mathematical Memories: My Little Table | 1199 |
| Wild Life Gardening Tips | 3544 |
