Baikal is the oldest lake in the world 贝加尔湖是世界上最古老的湖泊
and, despite the harsh conditions, life flourishes here in isolation. 尽管生存条件恶劣 生命仍在这个与世隔绝的地方得到了兴盛
Here, in this dead zone the larvae of lake fly midges hide out away from predators. 这个死亡地带成了 幽蚊幼虫躲避天敌的庇护所
In the rainy season they balloon up to the surface 每到雨季 它们便充气浮上水面
In the darkness these electric fish hunt 这些鱼用电在黑暗中捕猎
by detecting distortions in the electric field they create around their bodies. 它们在身体周围形成电场 并感知其变化
Brooding young in the mouth is a very effective way of protecting them. 它们将鱼苗含在嘴里 这是一种保护它们的有效方法
but some end their journey in vast lakes. 可有些河流的终点却是大型湖泊