INSTANCES OF THE WONDER OF LIFE xv 



FAOI! 



the immortality of the Protozoa ..... 440 



rarity of miorobio death among wild animals . . . 441 

 the general occurrence of violent death in Nature . . 441 



alternation of generations in hydroids .... 444 



life-history of a jelly-fish .,..., 445 



remarkable larvse of Echinoderms ..... 446 



story of horse-hair worms ...... 447 



life -history of barnacles ....... 448 



Hfe-history of the shore-crab ...... 451 



Ijfe-histories of May -flies, gnats, moths .... 452 



a glimpse of a Parthenopeia ...... 457 



the degeneration of Ascidians ...... 458 



the story of the salmon . ...... 459 



the development of the frog ...... 460 



different forms of life-curve ...... 464 



the story of niners . ....... 464 



the eflSciency of the Uving creature as an engine . . 473 

 the insignia of life ,.,..... 474 



an amoeba's pursuit of its prey ..... 477 



paste-eels surviving desiccation for fourteen years . . 483 

 seeds germinating after eighty-seven years . . . 483 



white blood corpuscles remaining alive outside of the body for 

 four and a haU months .... 



the puzzling phenomena of luminescence . 

 the physiology and psychology of sleep 

 the remarkable phenomenon of anaphylaxis 

 the chemical individuality of the organism 

 the specificity of the blood .... 



the hving creature as a bundle of adaptations . 

 the adaptations of the mole .... 



Venus's Fly-Trap and its ' memory ' 



snow shoes of the Ruffed Grouse 



an extraordinary egg -carrying adaptation in a male fish 



an egg-eating snake, Dasypeltis 



Aristotle's lantern ...... 



eyes that shine at night ..... 



adaptations before birth ..... 



the remarkable eyes of Anableps 



warm-bloodedness in birds and mammals . 



the ptarmigan's heart, adapted to the mountains 



