1.Fish, birds, and human beings are vertebrates.
1.鱼、鸟和人类椎动。
2.See also algae, arthropod, bacteria, chordate, invertebrate, protist, protozoan, vertebrate.
2.亦请参阅algae、arthropod、bacterium、chordate、invertebrate、protozoan、vertebrate。
3.Rob's previous research has investigated the palaeobiology of "missing links" and evolutionary relationships of early vertebrates.
3.罗布早期的研究调查了“缺失环节古生态”和早期椎动的化关系。
4.Melatonin is a kind of indoleamine hormone synthesized by the pineal gland of the vertebrate,which has extensive biological functions.
4.褪黑激素椎动脑中松果腺合成的一种吲哚类激素,具有广泛的生用。
5.Microsporidia are obligate intracellular parasited eukaryotes.The range of hosts included invertebrate and vertebrate.The microsporidian species parasited mainly fishes and insects.
5.摘要微孢子虫为一绝对细胞内寄生之真核生，寄主范围包含无椎动及椎动，主要以鱼类及昆虫的微孢子虫为主。
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1.Pterosaurs were the first vertebrates to master flight.
翼龙是最早掌握飞行脊椎动物。
2.Snakes are also vertebrates, which means that they have a backbone.
蛇类也是脊椎动物，说明它们有脊椎骨。
3.That is basically what it means to be a vertebrate.
这基本上就是脊椎动物含义。
4.Large females are extremely aggressive and can easily kill scorpions or even small vertebrates like lizards.
大型雌有攻击能够轻易地杀死蝎子甚至像蜥蜴一样小型脊椎动物。
5.The octopus isn't a vertebrate so it can change its form and its shape very easily.
章鱼并不是脊椎动物，所以它可以轻易改变它外形和形状。
6.Bulkier vertebrates have to have more massive bones.
体积较大脊椎动物必须有更大骨骼。
7.These were the ancestors of today's land vertebrates – animals such as amphibians, reptiles, birds and mammals.
它们是如今陆地脊椎动物祖先，如两栖动物、爬行动物、鸟类和哺乳动物。
8.The smallest fish, the stout infant fish, and the smallest recorded vertebrate, this tiny little frog.
最小鱼，粗壮幼鱼，还有有最小脊椎动物，这种小青蛙。
9.By human standards, a few vertebrate species have incredible longevity.
按照人类标准，有一些脊椎动物寿命长得令人难以置信。
10.Cephalopods may have evolved complex brains long before our vertebrate relatives.
头足类或许比我们脊椎动物近亲更早演化出复杂脑部。
11.The researchers say the acanthothoracid was one of the earliest jawed vertebrates with teeth ever to live.
研究人员表示，acanthothoracid是有史以来最早有牙齿颚脊椎动物之一。
12.But, of the vertebrates unpredictable Nature selected only snakes (and one lizard).
然而，在脊椎动物中，大自然神秘模测地只选择了蛇（还有一种蜥蜴）。
13.And that's completely brand new to science in any vertebrate animal.
这对任何脊椎动物学来说，都是全新发现。”
14." That still makes the Greenland shark the longest-living vertebrate known to science."
“尽管如此，格陵兰鲨鱼仍是迄今为止科学界发现最为长寿脊椎动物。”
15.In vertebrates, it is composed of blood cells suspended in blood plasma.
在脊椎动物中，它是由悬浮在血浆中血细胞组成。
16.But it has a large nervous system in a range comparable to vertebrates.
但是它有庞大神经系统，范围可以跟脊椎动物相当。
17.But mammals are distinguished from other vertebrates by a number of shared features.
但是哺乳动物与其他脊椎动物 不同之处在于以下这些共同特征。
18.That would make it the largest concentration of land vertebrates anywhere on Earth.
这是地球上陆生脊椎动物密度最高地方。
19.So do many other vertebrate animals, including snakes, dogs, cats, sharks, and chimpanzees.
其他脊椎动物也是如此，包括蛇、狗、猫、鲨鱼和黑猩猩。
20.The two largest groups of animals are vertebrates and invertbrates.
最大两个类别是脊椎动物和无脊椎动物。
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椎动
。
秘密 
”和早期
化关系。
用。
脊椎动物。
有攻击
