Squeakers or upside-down catfishes fishes of the Family Mochokidae, Order Siluriformes (catfish). See Fishbase for more information on this Family.
咬啮鱼类或倒鲶鱼类鲶目(鲶鱼类)双背鳍鲿科的鱼。
The Nile catfish swims upside down, and therefore has developed a light back and a dark belly, the reverse of the usual fish color scheme.
青尼罗河的鲇鱼在水中是反着身子游的，是以它们的违部是浅色的，而腹部却是深色的，以及一般鱼的色彩结构相反。
The Nile catfish swims upside down, and therefore has developed a light back and a dark belly, the reverse of the usual fish color scheme.
青尼罗河的鲇鱼在水中是反着身子游的，是以它们的违部是浅色的，而腹部却是深色的，以及一般鱼的色彩结构相反。
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