Certain extinct cephalopods have an unusual coiling shape . 某些绝种的头足类动物具有特殊的旋卷形态。
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Hygienic standard of cephalopod 头足类海产品卫生标准
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The scientists say they snapped more than 500 images of the massive cephalopod before it broke free after snagging itself on a hook 科学家们说,他们派发大量图象500余头后,才打破自己磨一钩
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A1 . the correct answer is a . these cephalopods have a beak that is similar to a parrot ' s . the larger species are quite dangerous 正确答案是a 。这些头足类的动物有一个类似鹦鹉的喙，大型种类的鱿鱼是相当危险的。
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The area is also rich in other marine flora and fauna including fish more than 22 species , shrimps , crabs , mantis shrimp , cephalopods and other mollusks 拥有丰硕的海洋动植物，包括逾22种鱼类虾蟹虾蛄头足动物及其他软体动物。
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Cephalopods : morocco continues to maintain minimum prices for octopus and stocks are being progressively sold ; the close season ended on 30 november 头足类：摩洛哥继续实施最低章鱼价格政策，资源开始有些恢复，其禁渔期于11月30日结束。
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From the late middle ordovician to the end of ordovician , the cephalopods , gastropods and corals in the erlangping trough , and the conodonts , coral , brachiopods , cephalopods as well as trilobites in the xichuan shelf were from the north china province 在中奥陶世晚期至奥陶纪末，二郎坪海槽的腹足类、头足类和珊瑚与浙川陆棚的牙形石、珊瑚、腕足类、头足类和三叶虫均属华北生物省。
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From the cambrian to the early middle ordovician , the cambrian radiolaria and the early ordovician conodonts of the erlangping trough in the northern part of eqm , and the cambrian trilobites and early ordovician conodonts as well as cephalopods of the northern xichuan shelf in the southern part of eqm belonged to the south china province , while the cambrian trilobites and the early ordovician conodonts of the southern xichuan shelf belonged to the south china province with some elements of the north china province 在寒武纪至中奥陶世早期，东秦岭北部二郎坪海槽的寒武纪放射虫和早奥陶世牙形石与东秦岭南部浙川陆棚北部的寒武纪三叶虫、早奥陶世牙形石和头足类属华南生物省，而浙川陆棚南部的寒武纪三叶虫和早奥陶世牙形石属于华南生物省，兼有华北生物省分子。
