INDEX TO FIG. 120 



1. Young Barn Owl's face. Photo. 



2. Bit of Boa's pattern. Photo. 



3. Baby Woodcocks' {Philohela minor) backs and heads. Photo. 



4. Hollow among stones. Photo. 



5. Hollow among stones. Photo. 



6. Part of adult Woodcock's head. Photo. 



7. Bit of Whip-poor-will's back. Photo. 



8. Bit of Rattlesnake's pattern. Photo. 



9. Slivers of wood over shadow. Photo. 



10. Hollow among stones. Photo. 



11. Curled leaf. Photo. 



12. Bit of Ocelot's pattern. Drawing from photo. 



13. Bit of Python's pattern. Drawing from photo. 



14. Bit of Ocelot's pattern. Photo, from half tone. 

 IS- Split bark over hollow in a tree. Photo. 



16. Bit of Whip-poor-will's back. Photo. 



17. Adult Woodcock's eye. Photo. 



18. Top of baby Woodcock's head. Photo. 



19. Fore part of a sphinx caterpillar. Photo, from drawing. 



20. Open mouths of young birds. Photo. 



21. Bit of Rattlesnake's pattern. Photo. 



22. Bit of Copperhead Snake's pattern. Photo. 



23. Shadowed holes in a crumpled hide., Photo. 



24. Markings on a kind of frog. Drawn from photo. 



25. Fold in a hide. Photo. 



26. Slivers of wood over shadow. Photo. 



27. Bit of Woodcock's pattern. Photo. 



28. Bit of Copperhead Snake's pattern. Photo. 



29. Baby Woodcock's head, etc. Photo. 



30. Shadow between mushrooms. Photo. 



31. Bit of Boa's pattern. Photo. 



32. Cracks among rocks, and Ptarmigan chick. 



33. Bit of Rattlesnake's pattern. Photo. 



34. Holes (insect borings) in a board. Photo, from half tone. 



35. Head of sphinx caterpillar. Photo, from drawing. 



36. Raccoon's face. Photo. 



37. Bit of Ocelot's pattern. Drawn from a photo. 



38. Bit of the Serval's pattern. Drawn from a photo. 



39. Baby Woodcocks' heads, etc. Photo. 



40. Big knot-hole cavity in a tree. Photo. 



41. Big knot-hole cavity in a tree. Photo. 



42. Holes in a (tanned) hide. Photo. 



43. Holes in a (tanned) hide. Photo. 

 44- Meadowlark's breast-mark. Photo. 



45. Hole in an old boot (moccasin). Photo. 



46. Part of a feather from a female Golden Pheasant's tail. Photo. 



47. Torn dead leaves. Photo. 



48. Torn dead leaves. Photo. 



49. Torn dead leaves. Photo. 



50. Head (crown) pattern of the Whip-poor-will. Photo. 



159 



