INDEX. 399 



Paralysis analogous to unconsciousness, 44. 

 Parental affection in animals, 344. 



Parrot, intelligence of the, related to organs of touch, 57; sense of touch in 

 the, 92; association of ideas in the, 124; dreaming and talking in sleep, 

 ]!!>; mistaken instinct of the Australian, 107; imitating other birds, 

 talking, and singing, 223 ; carnivorous tastes developed by the Mountain, 

 2 48 ; changed instincts of the Ground, 254 ; learning to open a lock, 351. 



Partridge, conveying young, 211; not using voice when flushed in Ireland, 

 21"> ; instinct of the, in feigning injury, 317. 



Patau, aquatic habits of, 253. 



Pea-fowl, 213-14. 



Peeeari. attachment of a, to a dog, 1S4. 



Perception, 125-41; definition of, 125-6; evolution of, 127-9; as cogni- 

 tion, 127 ; as recognition, 127-8; as grouping of previous perceptions, 

 128; as involving inference, 128, and memory, 120; as affected by 

 heredity, 130-1 ; in Mammals, Birds, Reptiles, and Invertebrate, 131 ; 

 physiology of, 132-41; time-relations of, 132-9; relation of, to reflex 

 action, 139-41 ; as stimulus to instinctive action, 159-00; illusions of, 

 321-2; relation of, to reason, 319-26. 



Petrel, changed instincts of the, 254. 



Pewit. See Lapwing. Flycatcher, variation of instinct of the, 210, 2-10. 



Pheasant, crowing of the cock, 176, 280 ; wildness of hybrid between the, 

 and fowl, 199. 



Pig, instincts of young, 164; becoming omnivorous, 247; homing faculty 

 of the, 290. 



Pigeon, insane, 173-4 ; tumbler, 1S8-9 ; Abyssinian, 189 ; pouter, 189 ; in- 

 stinctive fear of the, of cats, lost under domestication, 232 ; migration of 

 the passenger, 281. 



Pike, \\\, on an eagle teaching a goose to eat flesh, 227. 



Pining in animals, proof of imagination, 151-2. 



Pitch, musical, appreciated by birds, 91 ; by Ilylolates agilis, 93 ; and by 

 dogs, 94 



Play, 841, 845. 



Pleasure*, If 5-11 . 



PUuronectida, sense of colour in, 98. 



Pliny on instincts <>f the capon, 171. 



Plover 8e* Ring-plover and Lapwing. 



Pointer. B» D 



Polecat, instinct of the, in paralyzing frogs, 303. 



Pollock, Walter, <<n tenee of smell in actinia, 83 ; on association of ideas in 

 a parrot, 124 ; OH delusions in a dog, 150. 



P e on instinct and reason, 886. 



Potts, I. II., on carnivorous tastei developed by parrots, 248. 



Pouchet, on relation between instinct and reason, 339 ; on colour-sense of 

 Bsh, 98) >m oidiflcation of swallows, 211. 

 percept ion, state ofj 189. 



Preyer, Professor, on evolution of eolour-iense, 101-4 ; on infants preferring 

 sweet tastes, L14, and remembering taste of milk, 116 1 on instinct of 

 chickens, L16 17; on rapidity of perception acquired hy training, L88j 

 on infant learning to bafanos tin- bead, Ac, 176 '• ; on mutative move- 

 ments and dreaming shown bj the infant, 225 j on kutuplciy of mm. 

 :i"^ 11; on emotions of the infant, 842, 844 



Prichard, on ■ puppy reared by a cut, 217, 224. 



Pride, 841, 846. 



i ay, yearning for, 212 L8> 



