Chapter II
| Anatomy and Physiology | 48 |
| Anatomy of Insects | 48 |
| Organs of the Head | 48 |
| Appendages of the Thorax | 55 |
| Internal Anatomy | 56 |
| Secretory Organs | 61 |
| Sex Organs | 62 |
| Transformations | 66 |
| The Egg | 67 |
| The Larva | 68 |
| The Pupa | 68 |
| The Imago Stage | 70 |
| Incomplete Transformations | 70 |
| Anatomy and Physiology of the Honey Bee | 71 |
| Three Kinds of Bees in Each Colony | 71 |
| The Queen | 71 |
| The Drone | 86 |
| The Neuters or Workers | 90 |