Hmmm?

Riddle: What has a head, a tail, nothing else and is brown?

Answer:

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Source: https://www.riddles.com/index.php/4319

What has a head, a tail, nothing else and is brown? — Hmmm? by Afolabi Oreoluwa v1.

Riddle: What has a head, a tail, nothing else and is brown? Answer: A coin. — by Afolabi Oreoluwa v2.