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This lake can be a dangerous place.
馬拉維湖也是個危機四伏的地方
After dark, predatory dolphin fish emerge from their daytime lairs among the rocks.
到了晚上，掠食性的長頜魚紛紛游出它們白天潛伏的石縫
Like packs of sharks, they're on the prowl for sleeping cichlids.
它們像是一群鯊魚，一邊游一邊尋找熟睡中的慈鯛
In the darkness, these electric fish hunt by detecting distortions in the electric field they create around their bodies.
這些魚用電在黑暗中捕獵，它們在身體周圍形成電場，并感知其變化。
Any cichlid that ventures out will be snapped up.
一旦慈鯛切入電場，立刻就會成為捕食的對象
The floor of Lake Malawi drops 700 metres into an abyss.
馬拉維湖底是一個深達700多米的深淵
Here in this dead zone, the larvae of lake fly midges hide out away from predators.
這個死亡地帶成了幽蚊幼蟲躲避天敵的庇護所
In the rainy season, they balloon up to the surface and undergo a magical transformation.
每到雨季，它們便充氣浮上水面，然后經歷一場不可思議的變化。
