Chapter I. Bramble-Dwellers | 8737 |
Chapter II. Experiments | 6932 |
Chapter IV. More Enquiries Into Mason Bees | 8817 |
Chapter V. The Story of My Cats | 6738 |
Chapter VI. The Red Ants | 10115 |
Chapter IX. The Theory of Parasitism | 7159 |
Chapter VII. The Arbutus Caterpillar | 9141 |
Chapter VIII. An Insect Virus | 8010 |
Chapter XIX. A Memorable Lesson | 9015 |
Chapter XX. Industrial Chemistry | 6680 |
Chapter VI. The Burying Beetles: Experiments | 5954 |
Making a Bug Home | 14540 |