CHAP. Vi II.] LIKENESSES IN ANIMALS AND PLANTS. 279 



energizes in each such irrational sentient being is one (as that 

 which we know acting in ourselves is one) a true unity, which 

 manifests itself besides feeling, in organic activity (growth, 

 development, and instinct), giving evidence to the intellect of 

 rational man of deep and mysterious powers and tendencies 

 (expressed by us as the different kinds of homology and homo- 

 plasy as well as mimicry), and revealing to the contem 

 plative mind which has risen to the recognition of a First 

 Cause the existence of Divine prototypal ideas, capable in 

 deed of being but very imperfectly apprehended by us, yet 

 existing as the seminal principles of that teeming world of 

 animals and plants which affords so vast and inexhaustible a 

 field for the exercise of our delight and admiration as well as 

 of our observing and reasoning energies. 



