Illustrations 



FACING 

 PAGE 



EARTHWORMS AT WORK ..... . 644 



A BURYINO-BEETLE EXPERIMENT ..... . 645 



Reproduced from Fabre's The Wondtrt of Instinct. 



A FLOWER-HEAD OF CLOVER, SHOWING HOW THE FLORETS TURN DOWN 

 OUT OF THE WAY AFTER THEY ARE POLLINATED OR FERTILISED BY THE 

 VISITING BEES ........... 645 



Photo: J. J. Ward. 



RIPE FLOWER-HEAD OF THE GOAT'S-BEARD (Tragopogon pratcnsis) . 648 

 Photos: J. J. Ward. 



DRY FRUITS OF HONESTY (Lunaria biennis) ..... 649 



Photo: F. R. Hinkins & Son. 



THE CROCODILE-BIRD AND ITS REPTILIAN PARTNER .... 649 



ONE VALVE OF THE FRESHWATER MUSSEL (Coloured Illustration) . 650 

 Reproduced from The Wonder of Life by Professor J. Arthur Thompson 

 (Andrew Melrose, Ltd.) 



A HIGHLY EVOLVED ORCHID (Odontoglossum crispum) (Coloured 



Illustration) 650 



Reproduced by permission of Charlesworth & Co., Hayward's Heath. 



THE MITE (Gamasus) THAT is CARRIED ABOUT BY THE DOR BEETLE 



(Geotrupes) ........... 654 



Photo: J. J. Ward. 



A COMMON BRITISH LICHEN (Evernia prunastri) .... 655 

 Photo: F. R. Hinkins & Son. 



FEMALE FLEA OF RAT (magnified 50 diameters) ..... 656 

 Photo: J. J. Ward. 



THE CEASELESS STRUGGLE OF KIND AGAINST KIND .... 657 



LARVA OF COLORADO BEETLE (enlarged) ...... 658 



Photo: J. J. Ward. 



COLORADO BEETLE ENLARGED AND DISPLAYED TO SHOW THE WINGS AND 



THE WlNG-CoVERS ....... . 658 



Photo: J. J. Ward. 



GIPSY MOTH (Ocneria dispar) ........ 658 



Photo: J. J. Ward. 



THE WILD CAT 659 



Photo: W. E. Berridge. 



THE PINE-MARTEN .......... 659 



CORMORANTS . . ........ 



Photo: W. E. Berridge. 



