_Numbers in italics refer to photographs, illustrations, or maps._ A Alvarez, Navidad 91 Amphibians 22, 45 Animals 34, 40, 75, 107; Basin 99-102; canyons 62; grasslands 89; illustrations _68-69_, _71_, _82-83_, _100-101_, _103_; prehistoric 63, 66-71 B Beaver 75 Big Bend National Park: accommodations & services, 18, 117-18; fishing, 123; founding, 22-23; health advice, 119; hiking, 119; International Biosphere Reserve, 94; map, _112_; nature trails, 74-75; rafting, 122-23; regulations, 125; size, 6, 18; transportation & roads, 23, 112, 114-17; water conservation program, 49 Birds 44, 56, 61-62, _63_, 77, 108, 120-_21_. _See also_ Eagle, golden; Falcon Bobcat _82_, _100-101_, 107 Boquillas Canyon 22, 62, 64, 114 C Cabeza de Vaca, Álvar Núñez 12, 32, 86 Cactus 30, 32, 75; photos, _13_, _14_, _31_, _116_ Camel 12 Candelilla _32_ Cano, Chico _91_ Canyons 59-71; photos, _64-65_ Castolon _60_, 70, 77 Castolon Peak _4-5_, 23, _122_ Century plant _cover_, 88-_89_ Chisos Basin _cover_, 94-108, _115_, 120 Chisos Mining Company 15, 18 Chisos Mountains _16-17_, 22, 70, _92_, 93-94; South rim, _20-21_, 81, 94, _95_, 120 Considine, Roy J. _91_ Cottonwood _47_, _72_, 77 Coyote _83_, _100_, 101 Creosotebush _26_, 27, 29 D Deer 18, _19_, _82_, _99_ Desert, Chihuahuan 6, 22, 65, 77; illustrations _16-17_, _28_ Desert, Painted 114 Desert, shrub 22, 28-30, 74, 77, 80, 81, 84 E Eagle, golden 59, _101_ F Falcon _106_, _109_, 120 Faver, Milton 50 Fishing 123 Fossils 66, _67_, _68-69_, 70, 114. _See also_ Animals, prehistoric Frog, leopard _44_ Fur Trade 82-83 G Geology 6-7, 18, 59-60, _64-65_, 66-67, 70, 98 Ghost towns 114 Glenn Spring 45 Gopher, pocket 32 Grass 74, 80-81, 84, 89, 93, 102 Grasshopper 33, 85 Grassland 73-74, 77, 80-81, 84-85, 89 Green Gulch 11, 94, 115; Upper, 99 H Hiking 119 Hot Springs _60_ Hot Springs Canyon 61 I Indians 12, 13, 15, _84_, 85, _86-87_, 88 Insects 29, 34, 40, 44, 54, 56, 102, 108; water, 45, 48, 60-61 International Biosphere Reserve 94 J Jackrabbit 34, _100-101_ Javelina. _See_ Peccary Johnson’s Trading Post, Elmo _82-83_ Juniper, alligator _20-21_ K Katydid 40, 102, 108 L Lechuguilla 28, _32_, 84 Lion, mountain 101, _103_ Lizard 34, _35_, 38 Locust _49_