狩猎，杂交与其他鳄鱼物种和生境质量下降作出了贡献下降小，淡水鳄鱼，这是发现，只有在古巴。
Hunting, hybridization with other croc species, and diminished habitat quality have contributed to the decline of the small, freshwater crocodile, which is found only in Cuba.
野生动物园里有很多生活在淡水湖的鳄鱼和生活在咸水湖的鳄鱼。
The Wildlife Park has plenty of freshwater crocodiles and saltwater crocodiles.
寻遍全世界鳄鱼、鱼和恐龙的杂交后代，鳄雀鳝是美国一种最大的淡水鱼。
Looking for all the world like the cross between an alligator, a fish and dinosaur, the alligator gar is the largest freshwater fish in America.
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