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孔雀鱼的雌鱼比雄鱼大吗
更新时间： 2020-09-25 00:00:00  

孔雀鱼的雌鱼比雄鱼大。孔雀鱼中体型较大，肚子较大，尾鳍较小的是雌鱼，身体较细小，尾鳍很大，背鳍较长的是雄鱼。孔雀鱼也称为凤尾鱼、彩虹花鳉、虹鳉、古比鱼等，是花鳉科花鳉属的一种热带鱼，雌雄鱼的体型和色彩差别较大，成年雄鱼身体瘦小，体长3到4厘米，体色绚烂多彩、体型优美，成年雌鱼体长5厘米左右，其尾柄及尾鳍占全身的三分之一以上，各鳍均较雄鱼的短。

关键词： 孔雀

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