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。
They also eat animal cephalopods, including squid and octopus.
它们还吃头足纲动物，包括鱿鱼和章鱼。
Some appear to have been attacked by the beaks of other cephalopods.
一些似乎曾被其他一些长着像鸟嘴一样的颚的头足类动物给攻击过。
Some appear to have been attacked by the beaks of other cephalopods.
有些看来像是其它头足类动物的嘴袭击过的痕迹。
Like squid, they were swimming tentacled molluscs-a group called the cephalopods.
它们象鱿鱼一样是游动的触手软体动物，这类软体动物被称为头足类动物。
In 2008, however, a team headed by Hanlon found that the skin of cephalopods also contains opsins.
然而在2008年一个以Hanlon为首的团队发现，在头足类动物的皮肤里也含有视蛋白。
That's a matter of scientific intrigue, but such cephalopods are certainly among the brainiest invertebrates in the sea.
这是一个科学疑点，但是这些头足类动物都是大海中的最聪明的无脊椎动物。
In the wild, this quick blush hides the cephalopods from their predators, as red objects are imperceptible under blue light.
在广阔的区域，这种快速的变红能使头足类动物不被捕食者发现，就像红色的物体在蓝光下不易被看见一样。
Extinct for 65 million years, ammonites were Marine cephalopods that built chambered spiral shells. The walls between these Chambers, called sutures, were complex fractal curves.
已经灭绝了6500万年之久的菊石是一种带有多室螺旋状外壳的海洋头足类动物，其小室之间的阻隔即缝合线就是一种复杂的分形曲线。
These cephalopods — they're technically not squids — live in the deep ocean with millions of other species, some of which are little-known and on which little study has been done.
这些严格说来并不是章鱼的头足类动物，与其它数百万物种一起住在深海之中，其中有一些几乎无人知晓也不曾有研究过。
The new standards adopted will go a long way towards protecting human health, as they set out new, maximum limits for lead in fish, cadmium in rice, marine bivalve molluscs and cephalopods.
通过的这些新标准将对保护人类健康大有帮助，因为它们提出鱼类中铅以及大米、海洋双壳贝类和头足类动物中镉的新的最高限量。
The Rice engineers plan to use nanomaterials discovered by team member Stephan Link to create sheets of materials that can see light in the same ways as cephalopods' skin and change color quickly.
莱斯大学的工程师们计划使用由组员StephanLink所发现的纳米材料创制能感知光的薄片材料，它与头足类动物皮肤的快速变色原理一致。
Known as cephalopods, these animals have the extraordinary ability to conceal themselves from predators by adjusting their skin to take on the colors, shapes and patterns of their local environment.
这些头足类动物在隐藏自己、躲避捕食者方面可谓身手不凡——调节肤色、改变体形与身体的花纹，从而达到与周边环境一致。
Known as cephalopods, these animals have the extraordinary ability to conceal themselves from predators by adjusting their skin to take on the colors, shapes and patterns of their local environment.
这些头足类动物在隐藏自己、躲避捕食者方面可谓身手不凡——调节肤色、改变体形与身体的花纹，从而达到与周边环境一致。
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