186 Animal Intelligence 
in the behavior of the monkeys toward the mechanisms 
used, And this fact nullifies the arguments for reasoning in 
their case as it did in the case of the dogs and cats. | The 
argument that successful dealings with mechanical contriv- 
ances imply that the animals reasoned out the properties 
Mies 24009 
Sink. SinBeta 
G7XX = = 
7OTT xm = 
54 ee. 
XX G7WW. = 
Bint 1 SinEta No! No.3. 
Memory Curves 
(NE 
SnXX. 
Fic. 28. 
of the mechanisms, is destroyed when we find mere selection 
from their general instinctive activities sufficient to cause 
success with bars, hooks, loops, etc.\, There i is also in the 
case of the monkeys, asin that of the other mammals, posi- 
tive evidence of the absence of any general function of reason- 
ing. We shall find that at least very many simple acts were 
not learned by the monkeys in spite of their having seen me 
perform them again and again; that the same holds true 
of many simple acts which, they saw other monkeys do, 
or were put through by me. » We shall find that after having 
