The kelp forest is more than just a home for underwater animals.

海草林并不只是物的家园。

They are semiaquatic, spending most of their time in and around the water.

它们属于半物，绝大部分时间在里和边。

From Red Caps they moved on to Kappas, creepy water-dwellers that looked like scaly monkeys, with webbed hands itching to strangle unwitting waders in their ponds.

他们从红帽子又到了卡巴，这是一种爬行的物，看上去像有鳞的猴子，双手有蹼，忙着要扼死不知深浅地走在它们池塘里的涉者。

This tragic discovery is just one of the many ways the health of aquatic animal communities can help us better understand Earth's oceans.

这种悲剧的发现只是，我们通过物健康状况，来更好地了解地球海洋的方式之一。

Others like seals and sea lions are semi-aquatic, spending most of their time in the water for coming up every now and then.

其他物，如海豹和海狮是半物，它们大部分时间都在中度过，偶尔会浮出面。

Next to the dunes they found a dry lake bed, which helped explain the large concentration of aquatic animals.

他们在沙丘旁边发现一个干涸的湖床，有助于解释大量聚集的物。

In fact, paleontologists once thought duckbill dinosaurs were aquatic, but that theory eventually fell out of favor.

事实上，古物学家曾经认为鸭嘴恐龙是物，但这个理论最了。

These substances support the growth of cyanobacteria, which can have poisonous effects on water animals and humans.

这些物质支持蓝绿藻的长，而蓝绿藻可能会对物和人类产有毒影响。

So one of the best things for any aquatic animal to communicate, especially across long distances, is by sound rather than sight.

因此，对于任何物来说，最好的交流方式之一，尤其是长距离交流，是通过声音，而不是视觉。

They may be the most well-known underwater singer-songwriters, but they're far from the only aquatic animal that makes noise.

它们可能是最著名的下创作歌手，但它们并不是唯一会发出声音的物。

Simply put, while all marine animals are aquatic, not all aquatic animals are marine.

简而言之，虽然所有海洋物都是的，但并非所有物都活在海洋中。

For years, its power stations had been emitting large amounts of sulphur dioxide, which was falling back to Earth as acid rain, causing harm to plants, aquatic animals and infrastructure.

多年来，它的发电站一直在排放大量二氧化硫，这些二氧化硫以酸雨的形式回落到地球上，对植物、物和基础设施造成伤害。

So, for example, if oxygen is a problem, then we know that the aquatic animals are going to be more vulnerable when water quality is going to be impaired.

因此，举例来说，如果氧气成为一个问题，那么当质受到损害时，物将变得更加脆弱。

Number four: " Why didn't the shrimp share his treasure? Because he was a little shellfish! " So, a shrimp, a crab, lobster, these are all shellfish.

第四条：“为什么虾不分享他的宝藏？因为他有点小气！”这里的虾、螃蟹、龙虾都属于有壳的物。

That means that, in each case, their terrestrial ancestors originally evolved from aquatic animals millions of years earlier, making this their second time around as marine animals.

这意味着， 在每种情况下， 它们的陆地祖先最初都是在数百万年前从物演化而来的，因此这已经是它们第二次作为海洋物了。

And so we can see not only transitional fossils but we can see in the genes how there was this progression from aquatic animals to terrestrial animals.

因此，我们不仅能看到过渡性化石，还能从基因中观察到从物到陆物的这种进化过程。

One of the earliest cetaceans was  Ambulocetus, also known as the " walking whale." Ambulocetus was likely semi-aquatic, reproducing  on land while feeding underwater.

最早的鲸类之一是步行鲸，也被称为“行走的鲸” 。 步行鲸很可能是半物，在陆地上繁殖， 在下觅食。

Finally, in 2019, Nizar and his team had the last piece of evidence they needed to prove Spinosaurus was aquatic, his motor.

最， 在2019年， 尼扎尔和他的团队获得了证明棘龙是物所需的最后一个证据，它的发机。

Of aquatic animals, there are many self-fertilising hermaphrodites; but here the currents of water offer an obvious means for an occasional cross.

物中， 有许多自花受精的雌雄同体； 但这里的流为偶尔的交叉提供了明显的途径。

But we do not know what one-tenth of the water-things eat; so we are not answerable for the water-babies.

但是我们不知道十分之一的物吃什么； 所以我们不对宝宝负责。