单选题 The wildlife biologist told my father the sanohill cranes ______ through Warner were rare and vanishing creature.

【正确答案】 C

【答案解析】句意：野生动物学家告诉父亲说穿过Warner的迁徙的sanohill鹤是濒危的稀有物种；migrate鸟类的定期迁徙，移居。