| 1. | It is distinguishable by the bright yellow trim on the pectoral fins.
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| 2. | The pectoral fins have an associated venom gland and is considered dangerous.
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| 3. | The pectoral fins have three or four transverse rows of brown spots.
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| 4. | It has a single anal fin and paired pelvic and pectoral fins.
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| 5. | They have altered pectoral fins that enable them to " walk ".
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| 6. | There is no black blotch at the base of the pectoral fin.
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| 7. | The " shoulder " ( around the pectoral fins ) is dark.
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| 8. | Sharks from Amami Oshima have faint grayish spots under the pectoral fins.
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| 9. | The large pectoral fins have a curved anterior margin and broad tips.
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| 10. | The fish uses these pectoral fins to clamber along the sea bottom.
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