176 INDEX 
D 
dam, 28. 
agricultural value, 52. 
construction, 28. 
curvature, 34, 43. 
diversion, 46. 
fallen logs, 33. 
height, 41. 
length, 35. 
location, 44. 
materials used, 33, 43. 
petrified, 33. 
solid bank dam, 44. 
spillways, 43. 
stick dam, 44. 
uses, 51. 
damage, 55. 
to timber by flooding, 55. 
cutting timber, 56. 
deBarri (see Cambrensis), 22. 
Dipoides, 13. 
disease, 152. 
disposition, 150. 
distribution in North America, 17. 
in Old World, 19. 
draining ponds, 46. 
1 
ears, 9. 
enemies, 146. 
European beaver, 17. 
eyes, 5. 
F 
farming, beaver, 164. 
flooding, 50, 55. 
food, 104. 
bark, 128. 
conifer bark, 124, 127. 
grass, 131. 
food piles, 121. 
how collected, 122. 
fore paws, 5. 
forms, 93. 
foster parentage, 136. 
fur, 157. 
G 
genital organs, 8. 
gestation, 132. 
giant beaver, 12, 13. 
glands, 11. 
castoreum, il. 
ol th: 
H 
hind foot, 6. 
home life, 136. 
I 
Indian legends, 23. 
Indian method of capturing beaver, 
151. 
intelligence, 24. 
L 
landing places, 93. 
length of life, 137. 
Leptinillus aplodontia, 153. 
Leptinillus testaceus, 153. 
Leptinillus validus, 153. 
lodge, 58. 
bank, 58, 73. 
bedding material, 72. 
burrows, 78. 
length, 79. 
construction, 61, 69, 70, 71. 
covering in autumn, 70. 
false, 74. 
interior, 62. 
island, 61. 
kinds, 58. 
number of beavers in, 72. 
number to pond, 70. 
size, 66, 72. 
slides, 72. 
