它的顶部是钴蓝色，下面和银白色；有着明显的背鳍，还有着长长的、能致命的矛状上颚。

They are cobalt-blue on top and silvery-white below, with a pronounced dorsal fin and a long, lethal, spear-shaped upper jaw.

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其他种类的螳螂虾则是用尖矛状钳子刺穿猎物。

The other kind stab their prey with a spikey-tipped arm.

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其他种类的螳螂虾则是用尖矛状钳子刺穿猎物。

The other kind stab their prey with a spikey-tipped arm.

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