338 INDEX. 
Birds, aquatic, the diving of, 166: Montagu’s hypothesis respect- 
ing, erroneous, 167: refuted, 167, 170. ; 
of the Swallow tribe, occasional desertion of their progeny 
by, 85. 
; aeiotiaal migration of, 1: tables of species which visit 
the neighbourhood of Manchester, 3: probably migrate in 
the night, 24: summer, temperature higher when they 
withdraw than when they appear, 7: frequently return to 
the same places in the same numbers, 13: moult during 
their absence, 15: the males of some species precede the 
females in spring, 24: winter, not seen or heard in sum- 
mer, 22, _ 
, singing, table of species heard in the neighbourhood of 
Manchester, 45: table showing the comparative merits of 
the songs of British species, 47. 
Buzzard, anecdote of, 131. 
Cat, domestic, young Squirrels and young Hares suekled by, 
205. 
Chaffinch, young, experiment with, 38. 
Ciniflo atrow, its structure and economy deserving of investiga- 
tion, 290: construction of its snare, 291, 292. 
Coccinella dispar, the sex of, cannot be distinguished by colour, 
215. 
Cow-pen Bird, economy of, 72. 
Crow, anecdote of, 140. 
Cuckoo, observations and experiments on, 49, 76: curious facts 
respecting, 61, 62: prefers the nest of the Titlark to deposit 
its eggs in, 62: destruction occasioned by the young of, 
among small birds in England and Wales, 63: the male 
loses its cry before it retires, 70: young of, fed by large 
numbers of birds of the same species as their foster-parents, 
76. 
Curculio argentatus, ravages of, 208. 
Dalton, Dr., his observation on the Redbreast, 94: experiment 
with the air-pump, 212. 
Darwin, Dr., his erroneous opinions relative to the Cuckoo, 69, 
72: refuted, 73: his view of the instinctive propensities of 
animals controverted, 119. 
Derham, Dr., his hypothesis concerning the action of the pulvilli 
of flies, 216. 
~ of ce birds, illustrated by White, 168: true theory 
of, 170. 
