[HN]Page 70.

[HO]Page 104.

[HP]Nature, vol. xxxvii. p. 619.

[HQ]Vol. i. p. 310, under date 1876.

[HR]"Mental Evolution in Animals," p. 318.

[HS]"Descent of Man," pt. i. chap. iii.

[HT]Miss Nellie Maclagan describes how her Newfoundland similarly took a roll to a hungry pauper-friend (Nature, vol. xxviii. p. 150). Mr. Duncan Stewart gives (Nature, vol. xxviii. p. 31) the case of a cat who used frequently to provide her blind mother with food. Sir Harry Lumsden states that during the cold autumn of 1878 some tame partridges in Aberdeenshire brought two wild coveys to be fed near the doorstep of the house. And a case has been communicated to me by Miss Agnes Tanner, of Clifton, of a thrush that pulled up worms on the lawn for a lame companion.

[HU]"Animal Intelligence," p. 440.

[HV]"Animal Intelligence," p. 442.

[HW]Ibid. p. 444.