INDEX. 



ACC 

 A COOUCHEUB, fish, 246 ; toad, 



A 254 



Acerina cerniia, 246 



Acinia preliensn, 233 



Actinia, 233, 234 



Actinophrys, apparent intelligence 

 of, 20 



Adamsia, 234 



Adaptive movement, as evidence of 

 mind, 2, 3 



Addison, his definition of instinct, 

 11 



Addison, Mrs. K., on gesticulating 

 signs made by a jackdaw, 316 



.asiian, on division of labour in har- 

 vesting ants, 98 



JEsthetic emotions of birds, 279- 

 82 



Affection,sexual, parental, and social, 

 of snails, 27 ; of ants, 45-9 and 

 58, 59 ; of bees, 155, 156, and 162 ; 

 of earwig, 229 ; of fish, 242-6 ; of 

 reptiles, 256, 258, 259; of birds, 

 270-6 ; of kangaroo, 326, 327 ; of 

 whale, 327; of horse, 329; of 

 deer, 334 ; of bat, 341 ; of seal, 

 341-6; of hare, 338-40; of rats, 

 340 ; of mice, 341 ; of beaver, 367 ; 

 of elephant, 387-92; of cat, 411, 

 412; of dog, 437, 440, 441; of 

 monkeys, 471-5 and 484-98 



Agassiz, Professor A., on instinct of 

 hermit-crab, 232 ; nest of fish, 242- 

 3 ; on beaver-dams, 384, 385 



Agassiz, Professor L., on intelligence 

 of snails, 26 



Alison, Professor, on cnrious instinct 

 of polecat, 347 



ANT 



Allen, J. A., on breeding habits of 

 pinniped seals, 341-6 



Alligators, 256-8 and 263 



Alopecias vulpes, 252 



Amoeba, apparent intelligence of, 21 



Anemones, sea, 233, 234 



Anger, of ants and bees, see under ; 

 of fish, 246, 247; of monkeys, 

 478, 479 and 484-96 



Angler-fish, 247, 248 



Annelida, apparent intelligence of, 

 24 



Antennae, effects of removal in ants, 

 142 ; in bees, 197 



Antithesis, principle of, in expression 

 of emotions by monkeys, 494, 495 



Ant-lion, 23 1, 235 



Ants, powers of special sense, 31-37 , 

 of sight, 31-33 ; of hearing, 33 ; 

 of smell, 33-37 ; sense of direction, 

 37, 38 ; memory, 39-45 ; recogni- 

 tion of companions and nest- 

 mates, 41-45 ; emotions, 4549 ; 

 affection, 45-48 ; sympathy, 48, 

 49 ; communication, 49-57 ; habits 

 general in sundry species, 57-93 ; 

 swarming, 57, 58 ; nursing, 58, 

 59 ; education, 59, 60 ; keeping 

 aphides, 60-64 ; making slaves, 

 64-68; wars, 68-83; keeping 

 domestic pets, 83, 84 ; sleep and 

 cleanliness, 84-7 ; play and leisure, 

 87-89 ; funeral habits, 89-93 ; 

 habits peculiar to certain species, 

 93-122 ; leaf -cutting, 93-96 ; har- 

 vesting, 96-110; African, 110, 

 1 1 1 ; tree, 1 1 0, 1 1 1 ; honey making, 

 111-114 and 142; ecitons, or mill- 



