Chapter I. Bramble-Dwellers | 6908 |
Chapter II. Experiments | 5169 |
Chapter IV. More Enquiries Into Mason Bees | 7108 |
Chapter V. The Story of My Cats | 5297 |
Chapter VI. The Red Ants | 7510 |
Chapter IX. The Theory of Parasitism | 5771 |
Chapter VII. The Arbutus Caterpillar | 7534 |
Chapter VIII. An Insect Virus | 6296 |
Chapter XIX. A Memorable Lesson | 7803 |
Chapter XX. Industrial Chemistry | 5343 |
Chapter VI. The Burying Beetles: Experiments | 4440 |
Making a Bug Home | 12606 |