ES'DEX. 



507 



FOR 



Forbes, on niditication of tailor- 

 bird, 293 



Forbes, James, on monkey begging 

 for dead body of companion, 472 



Forel, on ants ; recognising slaves, 

 43 ; and fellow-citizens, 44 ; 

 swarming habits, 58 ; experiment 

 in rearing together hostile species, 

 59, 60; tunnelling to obtain 

 aphides, 61 ; warfare, 68-77 ; play, 

 88 ; intelligence shown in archi- 

 tecture, 129 



Forsteal, on termites, 198 



Forster, \V., on intelligence of a bull, 

 338 



Fothergill, Percival, on reasoning 

 power of a dog, 466 



Fouillouse, J. de, on intelligence of 

 hares, 357, 358 



Fox, 426-33; lying in wait for 

 hares, 426, 427 ; avoiding traps, 

 427-30 ; allowing itself to be ex- 

 tricated from trap, 431 ; catching 

 crabs with tail, 432 ; collective 

 instinct in hunting, 433 



Fox, C., on intelligence of porpoises, 

 328 



Frankland, Mrs., on cock bullfinch 

 recognising portrait of hen, 311 



Franklin, on powers of communi- 

 cation in ants, 49 



Franklin, Dr., on sympathy in 

 parrots, 276 



Fiogs, 254, 255 



Frost, Dr., on cat sprinkling crumbs 

 to attract birds, 418, 419 



Fnrniss, J. J., ou elephants thatch- 

 ing their backs, 408, 409 



GAD-FLY, instinct of, 230 

 Gander, see Goose 

 Gaphaus, H. A., on cat opening 



thumb-latch, 421 



Gardener, on intelligence of crab, 233 

 Garraway, Dr., on beetle concealing 



its store of food, 229 

 Gasteropoda, intelligence of, 26-29 

 Gasterosteus pungilius, 243 ; G. 



spinachia, 243 

 Geer, M., on earwig incubating 



young, 229 

 Gelasinmtt, 233 



GRO 



Gentles, W. Laurie, on intelligence 

 of a sheep-dog, 448, 449 



Geoffrey, on pilot fish, 252 



Gibbons, their sympathy for suffer- 

 ing companions, 472, 473 



Gleditsch, on beetles undermining 

 stick supporting a dead toad, 

 228 ; on spiders weighting their 

 webs, 221 



Glutton, 347-50 



Goat, intelligence of, 337, 338 



Goat-sucker, removing eggs, 289 ; 

 niditication of, 292 



Goldfinch, trained, 312 



Goldsmith on habits of rooks, 322, 

 323 



Goldsmith, Dr., on intelligence of 

 otter, 346 



Gollitz, Heir, on co-operation of 

 beetles, 227 



Goodbehere, S., on intelligence of a 

 pony and ass, 332, 333 ; on cun- 

 ning of sheep-killing dogs, 450; 

 on dog knowing value of different 

 coins, 452, 453 



Goose, affection and sympathy of, 

 272, 273 ; removing eggs from 

 rats, 288 ; noting time, 314 ; 

 opening latch of gate, 316 



Gosse, on commensalism of crab 

 and anemone, 234 



Gould, on bower-bird, 279-81 ; on 

 humming-birds, 281 ; on tale- 

 gallus, 294, 295 



Graber, Titus, on proportional size 

 of ant's brain, 141 



Grapwu stringosus. 231 



Gray, Sir George, on nidilication of 

 talegallus, 295 



Gredler, Vincent, on division of 

 labour among leaf-cutting ants, 

 99, 100 



Green, on intelligence of pigs, 339 



Green, Seth, on tactics displayed by 

 hunting wasps, 193 



Griffiths, on inteliigence of ele- 

 phant, 388, 389 



Grosbeak, nidirication of, 295, 296 



Grouse, learning to avoid telegraph 

 wires, 312, 313 



Groves, J. B., on cat trying to catcb 

 image behind mirror, 416 



