xii CONTENTS 



THE DESERT WHITE-CROWNED SPARROW 217 



THE BLACK-TAILED HARE 22 i 



CALLISAURUS, THE GRIDIRON-TAILED LIZARD 233 



SAUROMALUS, THE CHUCKWALLA 239 



THE SIDEWINDER 2 * ~ 



TESTUDO, THE DESERT TORTOISE 255 



THE VINEGAROON 2 6c 



THE DESERT HORNED LIZARD 271 



SPILOGALE, THE SPOTTED SKUNK 281 



