Animal Intelligence / The International Scientific Series, Vol. XLIV.

by George John Romanes

[177] Origin of Species, p. 215.

[178] Tom. i., p. 130.

[179] See Birds of India, i., p. 21; Passions of Animals, p. 60; Fac. Men. des Ani., tom. ii., p. 183; Mind in Lower Animals, vol. ii., p. 96; and Descent of Man, p. 74.

[180] Animal Biography, vol. ii., p. 173.

[181] Nature, xx., p. 266.

[182] Vol. i., p. 216. See also Descent of Man, p. 80.

[183] Menault, Wonders of Instinct, p. 132.

[184] Nat. on Amazons, p. 177; Anecdotes, p. 135.

[185] Gleanings, vol. ii., p. 96.

[186] Ibid., p. 99.