Bramble-Bees And Others


Chapter I. Bramble-Dwellers	788
Chapter II. The Osmiae	454
Chapter III. The Distribution of Sexes	647
Chapter IV. The Mother Decides the sex of the egg	753
Chapter V. Permutations of Sex	653
Chapter VI. Instinct And Discernment	952
Chapter VII. Economy of Energy	846
Chapter VIII. The Leaf-Cutters	623
Chapter IX. The Cotton-Bees	825
Chapter X. The Resin-Bees	575
Chapter XI. The Poison of The Bee	1626
Chapter XII. The Halicti: a Parasite	721
Chapter XIII. The Halicti: the Portress	560
Chapter XIV. The Halicti: Parthenogenesis	530