the polypterus is a primitive fish species found in african rivers.
多鳍鱼是一种原始鱼类，分布于非洲河流。
polypterus fish have elongated bodies and can breathe air.
多鳍鱼身体细长，可以呼吸空气。
many aquarium hobbyists keep polypterus in large tanks.
许多水族爱好者在大型鱼缸中饲养多鳍鱼。
the polypterus genus includes several species of bichir.
多鳍鱼属包括几种骨舌鱼。
polypterus care requires warm water and hiding places.
多鳍鱼需要温暖的水环境和隐藏处。
these polypterus fish are nocturnal predators.
这些多鳍鱼是夜间捕食者。
polypterus can survive out of water for extended periods.
多鳍鱼能在水外长时间生存。
young polypterus have external gills like amphibians.
幼年多鳍鱼具有类似两栖动物的外部鳃。
polypterus diet consists of small fish and invertebrates.
多鳍鱼的食物包括小鱼和无脊椎动物。
breeding polypterus in captivity is challenging.
在人工饲养环境中繁殖多鳍鱼具有挑战性。
the polypterus has a unique lung-like organ.
多鳍鱼具有独特的肺状器官。
wild polypterus inhabit slow-moving african waters.
野生多鳍鱼栖息于水流缓慢的非洲水域。
the polypterus is a primitive fish species found in african rivers.
多鳍鱼是一种原始鱼类，分布于非洲河流。
polypterus fish have elongated bodies and can breathe air.
多鳍鱼身体细长，可以呼吸空气。
many aquarium hobbyists keep polypterus in large tanks.
许多水族爱好者在大型鱼缸中饲养多鳍鱼。
the polypterus genus includes several species of bichir.
多鳍鱼属包括几种骨舌鱼。
polypterus care requires warm water and hiding places.
多鳍鱼需要温暖的水环境和隐藏处。
these polypterus fish are nocturnal predators.
这些多鳍鱼是夜间捕食者。
polypterus can survive out of water for extended periods.
多鳍鱼能在水外长时间生存。
young polypterus have external gills like amphibians.
幼年多鳍鱼具有类似两栖动物的外部鳃。
polypterus diet consists of small fish and invertebrates.
多鳍鱼的食物包括小鱼和无脊椎动物。
breeding polypterus in captivity is challenging.
在人工饲养环境中繁殖多鳍鱼具有挑战性。
the polypterus has a unique lung-like organ.
多鳍鱼具有独特的肺状器官。
wild polypterus inhabit slow-moving african waters.
野生多鳍鱼栖息于水流缓慢的非洲水域。
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