SOUTH AMERICA. 
19 
FIRST 
JOURNEY. 
not have been the case had the first or second trial 
failed. 
Its strength was proved on a middle-sized dog. its 
He was wounded in the thigh, in order that there strength ‘ 
might be no possibility of touching a vital part. In 
three or four minutes he began to be affected, smelt 
at every little thing on the ground around him, and 
looked wistfully at the wounded part. Soon after 
this he staggered, laid himself down, and never rose 
more. He barked once, though not as if in pain. 
His voice was low and weak; and in a second 
attempt it quite failed him. He now put his head 
betwixt his fore legs, and raising it slowly again, he 
fell over on his side. His eye immediately became 
fixed, and though his extremities every now and 
then shot convulsively, he never showed the least 
desire to raise up his head. His heart fluttered 
much from the time he laid down, and at intervals 
beat very strong; then stopped for a moment or two, 
and then beat again; and continued faintly beating 
several minutes after every other part of his body 
seemed dead. 
In a quarter of an hour after he had received the 
poison he was quite motionless. 
A few miles before you reach the great fall, and The great 
which, indeed, is the only one which can be called 
a fall, large balls of froth come floating past you. 
The river appears beautifully marked with streaks 
of foam, and on your nearer approach the stream is 
whitened all over. 
At first, you behold the fall rushing down a bed 
C 2 
