Chapter I. Bramble-Dwellers | 8017 |
Chapter II. Experiments | 6137 |
Chapter IV. More Enquiries Into Mason Bees | 8031 |
Chapter V. The Story of My Cats | 6184 |
Chapter VI. The Red Ants | 9142 |
Chapter IX. The Theory of Parasitism | 6612 |
Chapter VII. The Arbutus Caterpillar | 8507 |
Chapter VIII. An Insect Virus | 7346 |
Chapter XIX. A Memorable Lesson | 8547 |
Chapter XX. Industrial Chemistry | 6164 |
Chapter VI. The Burying Beetles: Experiments | 5224 |
Making a Bug Home | 13839 |