LIST OF ILLUSTRATIONS 



PACK 



FLOWER VISITED BY A HUMMING BIRD - - Frontispiece 



SNOWDON ....... 26 



LICHENS ON A ROCK - '"*-" . . . - 32 



DELTA AT THE HEAD OF THE LAKE OF GENEVA 46 



MANGROVE SWAMP - - - . "54 



THE GREAT ANT-BEAR - - - . - 88 



BARREL CACTUS AND DESERT VEGETATION IN UTAH - 98 



DATE PALM ON THE EDGE OF THE DESERT - 114 



SUNDEWS, PITCHER PLANT, AND VENUS'S FLYTRAP - 150 



RAFFLESIA ARNOLDI - - - . - 194 



WELCOME GUESTS - - - . . - 2l6 



WINGED AND FEATHERED SEEDS .... 2 $6 



SEYAL ACACIA AND SPINES - .... 306 



ASH STEM BORED BY LARVAE OF A BEETLE - -310 



NUTHATCH FEEDING HER YOUNG - 320 



LONG -EARED OWL BRINGING FIELD-MICE TO HER YOUNG- 334 



