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河蚌和蛤蜊怎样区别

更新时间: 2020-10-24 00:00:00     

河蚌比较大,一般在10厘米以上,呈椭圆形和卵圆形,表面黑褐色,大部分能在体内自然形成珍珠,生活在江、河、湖、沼里。

蛤蜊小一些,5厘米左右,壳卵圆形,淡褐色,边缘紫色,生活在浅海底。

关键词: 河蚌 蛤蜊 怎样 区别

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