单选题 Walrus ivory, which the Eskimos used for weapons and carvings, is now very scarce due to the slaughter of the animals.
【正确答案】 B
【答案解析】[解析] 句意：由于对海象的屠杀，爱斯基摩人用来制造武器和雕刻的海象牙现在非常稀少了。slaughter屠杀。massacre大屠杀；屠宰。migration迁移。dispersal解散。reproduction繁殖。