The most peculiar feature of them is their razor-sharp teeth which are 4 mm in size. The red-bellied piranha has the sharpest teeth, like scissors, with a strong jaw. This is beca ...
Read through our facts about piranhas and then take our piranha quiz to find out! Size - Typical piranhas are, on average, are around 13 to 25cm long, with 10 razor-sharp teeth, usually around 4mm!
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