pilot whale

pilot-whale的词性：
n.（名词）

1. Any of several large, usually black dolphins of the genus Globicephala, having an outward-curving globular forehead and noted for their occasional mass strandings. Also called blackfish
引航鲸，毛头鲸：一种巨头鲸 属的常为黑色的海豚，有外弧形圆前额，以其偶然的结群巡游而著名 也作 blackfish