7. Queen Surrounded by Attendants 20 8. A Drone 29 9. A Worker Bee 35 10. A Worker Bee, showing the Scales of Wax 53 11. Festoons of Bees Suspended from the Roof of the Hive 55 12. Cluster of Bees 58 13. Wax-Worker commencing a Comb 59 14. Diagram of Cells 63 15. Supposed Circular Cells 63 16. Arrangement of Cells 64 17. Diagram showing Slope of Cells 66 18. Arrangement of Combs in a Bell-Glass 68 19. The Queen Cell 69 20. Queen Cells in situ 70 21. Hind-leg of a Bee 73 22. Nervous System of Privet Hawk Moth 81 23. Nervous System of Larva of Bee 82 24. Nervous System of Perfect Insect 83 25. Eyes of a Bee (greatly magnified) 85 26. Facets of Eye of a Bee 86 27. Head of Bee, With Antennæ 98 28. Lower Segments of Hind-leg of Bee, considerably enlarged 110 29. Complete Hind-leg of Bee 110 30. Wing of Bee 112 31. Hooklets of a Bee's Wing 113 32. Abdomen of Bee, showing Respiratory Organs 116 33. Air-sacs of Worker 117 34. _a_, Air-sacs; _b_, Ovaries, of the Queen 118 35. _a_, Tracheæ; _b_, Elastic Spiral of Tracheæ 119 36. Under Side of Abdomen, showing Wax Scales 121 37. Bee, showing the Wax Scales 121 38. Scales 121 39. Ovaries and Spermatheca of Queen 123 40. Sting of a Bee (greatly magnified) 125 41. Barbs of a Bee's Sting (very highly magnified) 126 42. The Enemies of Bees 141 43. Straw Skep 150 44. Flat-topped Hive and Straw Super 151 45. Neighbour's Improved Cottager's Hive 152 46. " " " 153 47. Modern Hives. Nutt's Collateral Hive in the Foreground 155 48. The Woodbury Hive 157