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

埃迪亚卡拉物群的没落之后是寒武纪的创造性爆发。

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

每棵植物都像一个小岛，他们有自己特有的物群落。

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

其更像是哺乳物或鸟那种物群落。”

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的野生物群提供了舞台。

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

与世隔绝的物群落可能数百万年内演化出了相对稳定的生态。

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，这是短暂的变化，一旦厄尔尼诺停止，这些鱼类就会回水区物群。

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物的物群中的一员，这种物集爬行物和哺乳物的特征于一身。

Several children were in charge of the animal herds.

几个孩子负责看管物群。

Animals lived in herds for many other reasons.

出于许多其他原因， 物群居。

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

海龟是地球上最危险的物群之一。

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

通过这种方式，他们可以与海洋物群接触。

He was going to and fro among the animals.

他物群中来回穿梭。

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

“植物群和物群”一词是指植物和物。

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

收藏品还表明，纳马物群远没有白海的复杂。

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的野生物群的家园。

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

正如该理论所预测的那样，随着岛上物群的成熟，移民率会下降。

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

- [Ryan] 这不是食物； 这就像植物群和物群。

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

令他们惊讶的是，他们发现了地球最深处繁衍生息的活物群。

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

其次，新几内亚物群不包括任何可驯化的大型哺乳物。

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

接下来的几千年里， 许多巨型物群灭绝了。