Chapter I. Bramble-Dwellers | 7600 |
Chapter II. Experiments | 5756 |
Chapter IV. More Enquiries Into Mason Bees | 7649 |
Chapter V. The Story of My Cats | 5840 |
Chapter VI. The Red Ants | 8527 |
Chapter IX. The Theory of Parasitism | 6275 |
Chapter VII. The Arbutus Caterpillar | 8097 |
Chapter VIII. An Insect Virus | 6941 |
Chapter XIX. A Memorable Lesson | 8250 |
Chapter XX. Industrial Chemistry | 5828 |
Chapter VI. The Burying Beetles: Experiments | 4899 |
Making a Bug Home | 13317 |