LIST OF ILLUSTRATIONS. 
PAGE 
Pampas Grass : Indians on the look-out for strayed 
Horses .... 
Frontispiece 
Coypti ..... 
12 
Puma killed by Gow 
39 
Puma attacking Jaguar 
To face 
48 
Armadillo killing Snake . 
72 
Wrestler Frog .... 
77 
Ceratrophrys ornata . 
80 
Didelphys azarae and young 
102 
Pampa Sheep .... 
109 
Skunk and Dog 
0 
123 
Storm of Dragon-flies 
To face 
132 
Ixodes ; before and after a blood diet 
142 
Fire- wood gatherer and Bird-fly 
147 
A Bee’s Kevengc 
165 
Mygale fusca, threatening . 
191 
Loddigesia Mirabilis . 
215 
Crested Screamer 
224 
Some Woodhewers’ beaks . 
239 
Dance of Ypecaha Bails . 
267 
Wing-display of Jacanas . 
268 
Dance of Spur- winged Lapwings 
270 
White-banded Mocking-bird 
277 
Vizcachas .... 
290 
The Dying Huanaco . 
To face 
318 
Gaucho 
350 
A lost Humming-bird 
367 
Small Spine-tail and Nest 
* 
371 
