horn

A pointed projection of the skin on the head of various animals, consisting of a covering of horn (keratin and other proteins) surrounding a core of living bone.

类型 Bone
上级结构 cranial appendage

常见问题

What is the horn?
A pointed projection of the skin on the head of various animals, consisting of a covering of horn (keratin and other proteins) surrounding a core of living bone.

相关结构

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