The Descent of Man and Selection in Relation to Sex, Vol. I

by Charles Darwin

[60] ‘The Moor and the Loch,’ p. 45. Col. Hutchinson on ‘Dog Breaking,’ 1850, p. 46.

[61] ‘Personal Narrative,’ Eng. translat., vol. iii. p. 106.

[62] Quoted by Sir C. Lyell, ‘Antiquity of Man,’ p. 497.

[63] ‘Journal of Researches during the Voyage of the “Beagle,”’ 1845, p. 398. ‘Origin of Species,’ 5th edit. p. 260.

[64] ‘Lettres Phil. sur l’Intelligence des Animaux,’ nouvelle edit. 1802, p. 86.

[65] See the evidence on this head in chap. i. vol. i. ‘On the Variation of Animals and Plants under Domestication.’

[66] ‘Proc. Zoolog. Soc.’ 1864, p. 186.

[67] Savage and Wyman in ‘Boston Journal of Nat. Hist.’ vol. iv. 1843-44, p. 383.

[68] ‘Säugethiere von Paraguay,’ 1830, s. 51-56.

[69] ‘Thierleben,’ B. i. s. 79, 82.