I am needed for most animals and hardcover books. What am I? - Answer & Explanation | Riddle Up

Riddle

I am needed for most animals and hardcover books. What am I?

Choose an answer

A.A cover

B.A frame

C.A skeleton

D.Spine

Hint: It's a word with 5 letters, starting with "S".

Answer

Spine

Why this is the answer

Vertebrate animals need a spine (backbone) for support, and hardcover books have a spine that holds the pages together.

This riddle is filed under "What Am I?" Riddles and rated Medium.

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