[DOMESTICATION OF ANIMALS]
Alternative hypotheses of the prehistoric process of domestication; savages rear captive animals; instances in North America; South America; North Africa; Equatorial Africa; South Africa; Australia; New Guinea Group; Polynesia; ancient Syria. Sacred animals; menageries and shows in amphitheatres; instances in ancient Egypt; Assyria; Rome; Mexico; Peru; Syria and Greece. Domestication is only possible when the species has certain natural faculties, viz.--great hardiness; fondness for man; desire of comfort; usefulness to man; fertility; being easy to tend. Habitual selection of the tamest to breed from. Exceptions; summary.
[THE OBSERVED ORDER OF EVENTS]
Steady improvement in the birthright of successive generations; our ignorance of the origin and purport of all existence; of the outcome of life on this earth; of the conditions of consciousness; slow progress of evolution and its system of ruthless routine; man is the heir of long bygone ages; has great power in expediting the course of evolution; he might render its progress less slow and painful; does not yet understand that it may be his part to do so.
[SELECTION AND RACE]
Difference between the best specimens of a poor race and the mediocre ones of a high race; typical centres to which races tend to revert; delicacy of highly-bred animals; their diminished fertility; the misery of rigorous selection; it is preferable to replace poor races by better ones; strains of emigrant blood; of exiles.
[INFLUENCE OF MAN UPON RACE]
Conquest, migrations, etc.; sentiment against extinguishing races; is partly unreasonable; the so-called "aborigines"; on the variety and number of different races inhabiting the same country; as in Spain; history of the Moors; Gypsies; the races in Damara Land; their recent changes; races in Siberia; Africa; America; West Indies; Australia and New Zealand; wide diffusion of Arabs and Chinese; power of man to shape future humanity.
[POPULATION]
Over-population; Malthus--the danger of applying his prudential check; his originality; his phrase of misery check is in many cases too severe; decaying races and the cause of decay.