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An old painting shows villagers at sea using ladders to scale a slaughtered right whale.
一幅古代的画作显示,出海的渔民正用梯子攀上一尾已被屠戮的露脊鲸.
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Photo Gallery: Whales The white bumps on a right whale's head are skin abrasions called callosities.
鲸鱼图片 美术馆 .白色的隆起物在一条脊美鲸的头部是皮肤磨损称为老茧皮.
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