80% of all known animal species are Arthropods.

80%的已知动属于节肢动。

And Scorpius, which isn't hard to imagine as a venomous arthropod.

还有蝎子座，不想象成一种有毒的节肢动。

These are large, carnivorous, cricket-like insects whose feet splay out wildly in different directions.

这类节肢动是大型类似板球的食肉昆虫，其足向不同方向伸展开来。

The sea swarms with tiny arthropods today that have left no fossil record.

今天，海洋里充满着微小的节肢动，们没有留下化石记录。”

Like modern arthropods, trilobites had compound eyes composed of many tiny lenses.

就像的节肢动，三叶虫也有由许多小晶体组成的复眼。

But arthropods have ventral nerves, and dorsal guts...you know, the poop chute.

但是节肢动有腹神经和背肠子… 你懂的，就是粪便槽。

The fossil in question, a 100m-year-old specimen from north-east Brazil, belongs to the genus Schizodactylus.

所讨论的的化石采自巴西东北部，是一亿年前的标本，属于节肢动类。

Scientists uncovered the ancient arthropods in a formation they described as similar to modern-day migrating spiny lobsters.

科学家发了这些排成行的古节肢动，将其描述为与的迁徙龙虾类似。

It was during this period that we see the earliest arthropods, the group that includes modern insects and crustaceans.

正是在这一时期，我们看到了最早的节肢动，包昆虫和甲壳类动。

Zika virus is an arbovirus, meaning it's transmitted via certain arthropods, specifically mosquitos, so it's a mosquito-borne virus.

寨卡病毒是一种虫媒病毒：即该病毒通过节肢动传播，特别是蚊子，所以这是一种通过蚊子传播的病毒。

Alas for Schizodactylus, the sandy deserts it prefers have retreated from north-eastern Brazil and its optimality there has vanished.

唉，对节肢动来说，所喜爱的沙质沙漠已经从巴西东北部退却，在那里的最佳体态已经消失。

We are no better than the beasts and the earthworms the lugs and the anthropods.

我们并不比野兽、蚯蚓、海耳和节肢动强多少。

Springtails are tiny soil arthropods that launch themselves into the air to avoid predators, or in this case my finger.

跳虫是微小的土壤节肢动，们会将自己发射到空中以避开捕食者，或者在这种情况下是我的手指。

And then if you go to all arthropods, Oh… . there's the coconut crab.

然后如果你去所有的节肢动，哦......有椰子蟹。

And chitin is also the  basis for arthropod exoskeletons.

几丁质也是节肢动外骨骼的基础。

In a single tree in this forest, we can find hundreds of thousands of arthropods representing over a thousand different species.

这片森林里的一棵树上我们就能找到数十万只节肢动分别属于一千种不同种类。

And over time, some animals like arthropods developed hard exoskeletons to protect themselves.

随着时间的推移，一些像节肢动这样的动 发展出坚硬的外骨骼来保护自己。

First, we know that other types of arthropods swam in the open ocean, hunting their prey.

首先，我们知道其他类型的节肢动在开阔的海洋中游动， 捕食们的猎。

The continents were home to only some sparse plants and fungi, and a few pioneering arthropods.

这些大陆只有一些稀疏的 植和真菌，以及一些开创性的节肢动。

All that oxygen was also a plus for the arthropods, which got HUGE in the Carboniferous.

所有这些氧气对节肢动来说也是一个加分项， 们在石炭纪获得了巨大的收益。