Ice, a trouble of beaver existence, 126, 127; a catastrophe caused by, 184-186; on the pond, 200, 202-206; casualties caused by, 207.
Indians, their legends about the beaver, 39.
Island Colony, harvesting methods of, 92, 93.
Kingsford, William, his History of Canada, 48.
Lily Lake, beaver at, 101-105; beaver house at, 119; the pioneer beaver of, 175-193; description of, 178.
Longfellow, Henry Wadsworth, his _Hiawatha_ quoted, 60, 61.
Majors, Alexander, his _Seventy Years on the Frontier_, 59, 60.
Migration, 20, 21, 132, 133, 141, 161-163, 167-169, 175-177, 182, 183.
Moraine Colony, engineering of, 139, 142-150; discovery and observation of, 153-158; homes destroyed by fire, 158, 159; migrating, 161-163; new site, 163, 164; old site resettled, 165; later fortunes, 166-171.
Morgan, Lewis H., his _American Beaver and his Works_, 54, 55, 58.
Place-names taken from the beaver, 42, 43.
Ponds, early abundance, 42; size, 65, 86; uses, 68, 69; chains or clusters of, 74; depth, 107; canals in bottom, 107; spring-filled, 113, 114; lowering the level under ice, 202, 203; draining, 208, 209; effect on stream-flow, 213-217; leaky reservoirs, 216.
Romanes, George J., on the beaver, 58, 59.
Sediment, a problem of beaver life, 125, 126.
Soil, the beaver's conservation of, 214, 217-220.
Sounds and silence, 19, 20, 23, 26, 27, 133, 134.
Spruce Tree Colony, harvest time with, 83-98; tunnels in, 113-115.
Stream-flow, effect of beaver on, 72-74, 213-217.
Tail, uses of, 5, 6, 11; form and covering, 8; signalling with, 24, 31, 96; fabulous accounts of the uses of, 53.
Three Forks, Montana, 42, 79; canal system at, 107-111.
Transportation of dam and food material, 86-90, 92, 93; canals used in, 106-115; trails and slides used in, 111, 112, 115; tunnels used in, 112-115.
Wells, food, 103, 104. _See also_ Basins.
Young, birth and care of, 27, 28; growth and play of, 28.
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