LIST OF ILLUSTRATIONS 



FIG. PAGE 



1. SUGGESTION OF DEEP-SEA LIFE ... 5 



2. GENEALOGICAL TREE . . . . .11 



3. HUMMING-BIRDS VISITING FLOWERS . . .15 



4. WHITE PEACOCK . . . . . .17 



5. ACACIA WITH ANT-SHELTERS . . . .30 



6. CLAWS OF TIGER ...... 35 



7. SCORPION ....... 37 



8. BIRD-CATCHING SPIDER ..... 41 



9. WEASEL ATTACKING GROUSE . . . .44 



10. LAND-CRAB ....... 49 



11. CHROMATOPHORES ...... 56 



12. LEAF-INSECT ON BRANCH .... 58 



13. MOSS-INSECT ....... 59 



14. HORNET AND MIMETIC BUG .... 61 



15. HUMMING-BIRD MOTH AND HUMMING-BIRD . 62 



16. MASKING OF SHORE ANIMALS .... 63 



17. SACK-BEARING CATERPILLAR .... 66 



18. CATERPILLAR OF PUSS-MOTH .... 67 



19. STARFISH REGENERATING LOST ARMS . . 69 



20. COLONY OF PROTOZOA, DENDROSOMA . . 75 



21. COLONY OF HYDRACTINIA .... 76 



22. HONEY-BEES ....... 80 



23. SAUBA ANTS AT WORK ..... 85 



24. TERMITES' NEST ...... 91 



25. SIPHONOPHORE COLONY .... 95 



26. BOWER-BIRDS AND THEIR BOWER . . 101 



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