G _Gazella benneti_, 49 _dorcas_, 48 Gazelle, dorcas, 48 Indian, 49 _Gennaeas nycthemerus_, 159 Gibbon, 84 Gila monster, 179 _Giraffa camelopardalis_, 36, 37, 38 _capensis_, 37 _reticulata_, 37 Giraffe, five-horned, 37 Nubian, 36, 38 two-horned, 37 Gnu, brindled, 39 white-tailed, 38, 41 Goat, Persian wild, 33 Rocky Mountain, 33, 49, 50 Goose, African spur-winged, 134 bar-headed, 134 Canada, 134 coscoroba, 135 gray-lag, 134 snow, 135 white-fronted, 134 Grounds, physical aspect of, 21 _Grus americana_, 167 _mexicana_, 167 _Guara rubra_, 137 Guanaco, 56 _Gymnogyps californianus_, 144 _Gypaetus barbatus_, 145 _Gypagus papa_, 143 _Gypohierax angolensis_, 146 _Gyps pulvus_, 144 H _Haliaëtus leucocephalus_, 146 _leucogaster_, 146 _Hapale jacchus_, 81, 88 Hawk, red-tailed, 144 Hellbender, 184 _Helotarsus ecaudatus_, 145 _Hemitragus jemlaicus_, 34 Heron, black-crowned, 139 great blue, 138 great white, 138 little blue, 139 Louisiana, 139 snowy, 139 _Herodias egretta_, 140 _Herpestes ichneumon_, 108 Hippopotamus, 96, 97 _Hippotragus niger_, 39, 40 Hog Deer, 45 Horned “toad,” 178 Horse, Prjevalsky, 64, 65 House, antelope, 35, 36 aquatic-bird, 141 camel, 53 elephant, 89 large bird, 146 lion, 71, 72 llama, 55 ostrich, 162 primate, 80 puma and lynx, 115 reptile, 171 small-deer, 42, 44 small-mammal, 104 zebra, 63 _Hydrochaerus capybara_, 111 _Hylobates leuciscus_, 81, 84 _Hystrix cristata_, 110 _longicauda_, 110 I Ibis, scarlet, 137 white-faced, 137 wood, 137 Ichneumon, African, 108 _Icteridae_, 152 Iguana, Mexican, 177 rhinoceros, 177 South American, 177 _tuberculata_, 177 Income, sources of, 13 Insects, 185 J Jackal, black-backed, 108 Jaguar, 76 Jungle cat, 106 L _Lacerta viridis_, 178 _Lama glama_, 56 _guanacus_, 56 _pacos_, 56 _vicunia_, 56 Lammergeyer, 145 Llama, 56 Leopard, 76 black, 77 clouded, 105 hunting, 77 snow, 75, 77 _Lemur catta_, 81, 89 ring-tailed, 81, 89 ruffed, 89 slow, 81, 89 _varia_, 89 Leucoryx antelope, 39, 41 Lion, 73 Barbary, 74 mountain, 78 Lizards, 177 Location of Park, 15 _Lophophorus impeyanus_, 161 _Lutra canadensis_, 103 Lynx, bay, 107 Canada, 116 spotted, 107