Pearlfish are known to hide inside clams and oysters for protection.

众所周知，珍珠鱼会藏在蛤蚌和牡蛎体内保护自己。

Consider this species of pearlfish that lives inside sea cucumbers and feeds on their guts.

例如这种隐鱼会住在海参里面，吃它们的内脏维生。

The rear end of a single sea cucumber can harbor up to fifteen pearlfish at a time.

一只海参的尾部一次可容纳多达十五条珍珠鱼。

Certain species of crabs and pearlfish take advantage of this rhythmic action and, once the sea cucumber's anus is dilated, they shimmy in and take shelter.

某些种类的螃蟹和珍珠鱼利用这种有节奏的动作，一旦海参的肛门扩张， 它们就会潜入并躲避。