The fall of the Ediacaran fauna was followed by the creative outburst of the Cambrian period.

埃迪亚卡拉群没落之后是寒武纪创造性爆发。

Each plant is a sort of island that has its own special fauna population.

每棵植都小岛，他们有自己特有群落。

And we're beginning to see that, yes, it looks more like a mammal- or bird-type colony.”

其更是哺乳或鸟那种群落。”

So it is that grasslands provide a stage for the greatest gatherings of wildlife on planet earth.

所以草原为地球上最壮观野生群提供了舞台。

Isolated communities may evolve from millions of years in relative peace.

与世隔绝群落可能数百万年内演化出了相对稳定生态。

Historically, it's a temporary change, and once El Nino stops, it just goes back to the cold water fauna.

“从历史上来看，这是短暂变化，旦厄尔尼诺停止，这些鱼类就会回归到冷水区群。

Inostrancevia is part of a group of animals called protomammals that combined reptile-like and mammal-like features.

狼蜥兽是被称为原始哺乳群中员，这种集爬行和哺乳特征于身。

Several children were in charge of the animal herds.

几孩子负责看管群。

Animals lived in herds for many other reasons.

出于许多其他原因， 群居。

Turtles are among the most imperiled groups of animals on Earth.

海龟是地球上最危险群之。

This way, they get in contact with the marine fauna.

通过这种方式，他们可以与海洋群接触。

He was going to and fro among the animals.

他群中来回穿梭。

The expression " flora and fauna" refers to plants and animals.

“植群和群”词是指植和。

Collections also suggest that the Nama fauna is considerably less complex than the White Sea's.

收藏品还表明，纳马群远没有白海复杂。

Today, Yellowstone is home to the planet’s largest remaining wild herd.

今天，黄石公园是地球上现存最大野生群家园。

As the theory predicts, the rate of immigration declines as the island fauna matures.

正如该理论所预测那样，随着岛上群成熟，移民率会下降。

[Ryan] It's not food; it's like flora and fauna.

- [Ryan] 这不是食； 这就植群和群。

To  their surprise, they discovered living fauna thriving in the deepest place on Earth.

令他们惊讶是，他们发现了地球最深处繁衍生息活群。

Second, the New Guinea fauna included no domesticable large mammal species whatsoever.

其次，新几内亚群不包括任何可驯化大型哺乳。

And over the next few thousand years, many of the giant fauna went extinct.

接下来几千年里， 许多巨型群灭绝了。