List of Half-Tones 



XV 

 XVI 



XVII 



XVIII 



XiX 



XX 



XXI 

 XXII 



XXIII 

 XXIV 



XXV 



71 



74 



75 



Plate Facing Page 



XIV Figs. 38-39. Formation of the toad from tad- 

 pole: legs and arms appear; tail becomes 

 shorter. Fig. 40. "Just toads." Fig. 41. 

 Toads playing dead. Fig. 42. i year old 

 toads .... ... 



Fig. 43. Drawing of the toad's moulted skin 

 Fig. 44. Right foot of the toad showing webs 

 and spur. Fig. 45. Toads still retain a de- 

 sire to sing in July and August. Fig. 46. 

 Portion of a toad's moulted skin 

 Figs. 47-48. The American Toad: views of 

 back and bony crests of the head ... 78 



Figs 50-56. The Food of the Toad . 79 and 82 



Fig. 57. More of the toad's food; the gray slug 

 and its eggs 



Fig. 58-60. How the toad eats a worm . 



Fig. 61. Resemblance of toad's skin to garden 

 earth. Fig. 62. Structure study of under- 

 surface of American Toad .... 



Fig. 63. Toads go to their native ponds imme- 

 diately after hibernation .... 



Figs. 64-67. The Southern Toad (Bufo lentigi- 

 nosusS\\zw): structural characteristics; — i.e., 

 size of eye, ear and parotoid glands; elevation 

 of crests; arrangement of bony crests of head 



Figs. 68-70. The Rocky Mountain Toad {Bufo 

 I. woodhouseiGxxdLxd) : large, rough-skinned toad; 

 unusually short head ; structure of under parts; 

 crests of the head ; texture of skin of upper sur- 

 face . 



XXVI Figs. 7 1 -74. The Rocky Mountain Toad : study 

 of foot; contrast of colour; character; study 



of head 93 



XXVII Figs. 75-78. Bufo fowleri Putnam; character- 

 istics of under parts; eggs laid in long strings; 

 spotted character of toad .... 94 

 XXVIII Fig. 79. When roughly handled the toad "plays 



83 

 86 



87 



88 



89 



92 



