346 INTELLIGENCE OF ANIMALS. 



sclousness of their acts, while the latter does 

 not. Facts in myriads, exist which challenge 

 the correctness of such a theory, while in almost 

 equal number they assert the existence, at least 

 in its embryonic state, of a mind capable of 

 thought, and, to a limited degree, of reflection 

 and comparison, with the ability to deduce con- 

 clusions from the facts which it considers. 



This intelligence varies greatly in the different 

 animal races, in some species being barely per- 

 ceptible, while in others it is too conspicuous to 

 be ignored; and between individuals of the same 

 species there exists a difference so marked that, 

 in the more favored ones which come under our 

 observation, the intelligence is so clear as to 

 almost startle us by the feeling that behind the 

 full, liquid eye of the horse, or prompting the 

 fixed gaze bent on us by our trusty canine com- 

 panion, there may be a mind kindred to our own 

 and which lacks only the power of articulate 

 expression to respond to our thoughts by an- 

 swering sentiments. It is the absence of the 

 power of speech in animals which leaves us in 



