Chapter IX

MENTAL PROCESSES IN ANIMALS: THEIR POWERS OF PERCEPTION
AND INTELLIGENCE.

The two factors in phenomena 331
The basis in organic evolution 336
Perceptual construction in mammalia 338
Can animals analyze their constructs? 347
The generic difference between the minds of man and brute 350
Perceptual construction in other vertebrates 350
"Understanding" of words 354
Perceptual construction in the invertebrates 356
"The psychic life of micro-organisms" 360
The inferences of animals 361
Intelligent not rational 365
Use of words defined 372
Language and analysis 374