The Origin and Growth of the Moral Instinct, Volume 1

affection Ainu Animal Intelligence animals asserts average barbarian barbarian level become birds Brehm bride Bushmen cannibalism century Cetacea chap chapter chastity civilisation conjugal sympathy custom daughter death describes early eggs emotions enemies England Europe father feeling female ferocity fish genera girls gives grade grow growth habits hatched higher Hist hospitals human husband ideal increasing Indian infanticide instinct intelligence killed less lives lower Madagascar Malay races male mammals marriage married marsupials middle barbarians monkeys monogamous monotremes moral mother natural Negritos nest never observed oviduct pair parental period placentalia polygamy population pouch practice progress prosimians purchase races rarely reached regard reptile rodents Roman savage says secure seen sexual Sirenia slaughter social sympathies sort species stage sympathetic Tatar tells tender tion tribe true ungulates union viviparous warfare wherein whole wife wives woman women young