Skunk, odour emitted by the; white tail of, protective.
Slavery, prevalence of; of women.
Slaves, difference between field-and house-slaves.
Sloth, ornaments of male.
Smell, sense of, in man and animals.
Smith, Adam, on the basis of sympathy.
Smith, Sir A., on the recognition of women by male Cynocephali; on revenge by a baboon; on an instance of memory in a baboon; on the retention of their colour by the Dutch in South Africa; on the polygamy of the South African antelopes; on the polygamy of the lion; on the proportion of the sexes in Kobus ellipsiprymnus; on Bucephalus capensis; on South African lizards; on fighting gnus; on the horns of rhinoceroses; on the fighting of lions; on the colours of the Cape Eland; on the colours of the gnu; on Hottentot notions of beauty; disbelief in communistic marriages.
Smith, F., on the Cynipidae and Tenthredinidae; on the relative size of the sexes of Aculeate Hymenoptera; on the difference between the sexes of ants and bees; on the stridulation of Trox sabulosus; on the stridulation of Mononychus pseudacori.
Smynthurus luteus, courtship of.
Snakes, sexual differences of; mental powers of; male, ardency of.