The octopus is a kind of sea mollusk. It has the surprising ability to change the color of its own skin in order to blend into its environment.

章鱼是生活在海里的一种软体动物，章鱼有十分惊人的变色能力，它可以随时变换自己皮肤的颜色，使之和周围的环境协调一致。

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There was this mollusk and he walks up to a sea cucumber.

有一个软体动物，他走着去找一个海参。

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The sea scallop is a bivalve mollusk that lives inside a light pink, fan-shaped shell.

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