INDEX. 
WIN 
519 
TIN 
Vindictiveness, of birds, 277, 278, 
and 318-25; of horse, 330, 331; 
of elephant, 387-9 ; of monkeys, 
478, and 484-96 
Virchow, on difficulty of distinguish" 
ing between instinct and reason, 
12 
Vogt, Karl, on duration of memory 
in ants, 41 ; bridge-maMng, 136 
Vultures, finding carrion by sight 
and not by smell, 286, 287 ; intel- 
ligence, 314 
W AFER, on monkeys hammering 
oyster-shells with stones, 481 
Wakefield,, P., on intelligence of 
goats, 337, 338 
Wallace, A. R., on philosophy of 
birds’- nests, 298-300 
Warden, on frogs going straight to 
nearest water, 254 
Wasp-mason, 180 ; butcher, 180, 181 ; 
sphex, 181 ; hunting, 193, 194 ; 
common, tamed by Sir John Lub- 
bock, 153 
Wasps, sense of direction in, 147 ; 
teaching themselves, 154 ; killing 
larvae, 167, 168 ; making cells, 
180; instincts of neuters, 181; 
recognising persons, 188 ; coming- 
out of small aperture backwards, 
192, 193 ; struggles with ants for 
secretion of frog-hoppers, 194, 
195 ; dismembering heavy prey 
for convenience of carriage, and 
mounting eminences for same pur- 
pose, 195, 197 
Wasser, on nidification of puffins, 
291 
Waterhouse, on hexagonal form of 
bee’s cell, 173 
Water-rail, its mode of escape, 289 
Waterton, on nidification of swan, 
295, 296 
Watson, on spiders weighting their 
webs, 221 ; cock killing hen on 
her hatching out eggs of other 
birds, 278; intelligence of rats, 
360-62 ; vindictiveness of elephant, 
389 ; elephant, enduring surgical 
operation, 399 ; intelligence of 
sheep-dogs, 448; of cattle- dogs, 
449 
Weasel, 346, 347 
Weaver, nidification of, 293 
Web, see Spider 
Web-building, see Spiders 
Webb, Dr., performing operation on 
elephant, 399 
Weber, Professor E. H., on spiders 
weighting their webs, 221 
Wedgewood, the Rev. R. H., on 
memory of horse, 330 
Westlecombe, on reasoning power 
of a dog, 462, 463 
Westropp, on intelligence of bear, 
352 
Westwood, on instinct of cater- 
pillars, 288 
Weygandt, on robber-bees, 170 
Whale, maternal affection of, 327 ; 
attacks on, by sword- and thresher- 
fish, 252, 253 
Whately, Archbishop, on cat ringing 
bell, 423 
White ants, see Termites 
White, the Rev. Gilbert, on nests of 
harvesting-mice, 365 ; on nidifi- 
cation of house -martin, 292, 293 
White, W., on intelligence of snails, 
26 
White, the Rev. W W. F., on sym- 
pathy of ants, 49 ; keeping pets, 
84 ; burying dead, 92, 93 
White-headed eagle, see Eagle 
Wildman, his alleged training of 
bees, 189 
Wilks, Dr. S., observations on talking 
of parrot, 267, 268 ; on dog recog- 
nising a portrait, 455 
Williams, on intelligence of sheep- 
dogs, 448 
Williams, B., on cunning of sheep* 
killing dogs. 450, 451 
Wilson, on memory of crow, 266 
Wilson, Dr. Andrew, on reasoning 
power of a dog, 460 
Wilson, Charles, on intelligence of 
swallows, 318 
Wilson, Dr. D., on elephant enduring 
surgical operation, 399 
Winkell, Dietrich aus dem, on in- 
telligence of fox, 428 
