baleen whales

However, the position of the eyes so restricts the field of vision in baleen whales that they probably do not have stereoscopic vision.

但是，由于眼睛的位置太受约束，长须鲸可能没有立体视觉。

So till I have proof to the contrary, I'll deny that baleen whales, sperm whales, or unicorns can do any such thing.

所以，在没有真凭实据之前，我不能承认长须鲸、大头鲸、独角鲸可以穿透钢板。

In combination with some relevant sequences from GenBank, 22 individuals of cetaceans including 13 species of seven families from toothed whales and one species of one family from baleen whales were included in the present analysis.

结合GenBank检索得到的相关序列，本文涉及的数据包括齿鲸7个科13个种，须鲸1个科1个种共22个个体。

But big baleen whales often run silent.

而大型须鲸常常不声不响地前行.

Any of several baleen whales of of the family Balaenopteridae having longitudinal grooves on the throat and a small pointed dorsal fin.

几种喉部有纵向沟槽且背鳍小而尖的须鲸科长须鲸。

The pod, led by a male who would become known as Old Tom, would drive baleen whales into Twofold Bay and trap them there. Next, Old Tom would swim to the whaling station and jump and slap the water with his tail to get the whalers' attention.

鲸群由一头称为老汤姆的雄鲸带领，老汤姆会将须鲸赶到图福德湾并把它们围困在那里，接着它便会游到捕鲸站，用尾巴不断拍打海面，跳跃着，以引起捕鲸人的注意。

Baleen whales have been tracked by autonomous gliders before, by researchers at Woods Hole Oceanographic Institution, Massachusetts.

马萨诸塞州的Woods Hole Oceanographic研究的研究员们以前是用自主滑翔器来跟踪须鲸。

Killer whales, who live at the top of the ocean food chain, used to prey on sperm and baleen whales.

虎鲸是在海洋食物链的最高层，它习惯于捕食抹香鲸和须鲸。

There are two distinct types of whales - baleen and toothed.

鲸鱼有两大类明显不同的类型 - 须鲸和齿鲸。

The collection of small marine crustaceans of the order Euphausiacea are the principal food baleen whales.

形似虾的浮游甲壳动物;是长须鲸的主要食物来源.

Some of these teeth have been found buried in the bodies of baleen whales, which the narwhale attacks with invariable success.

坚硬的长牙，有人曾经在鲸鱼身上发现过独角鲸的牙齿，。独角鲸用牙齿攻击鲸鱼总是成功的。

The order Cetacea consists of three families, baleen whales, sperm whales, dolphins, and it's in this last group that narwhales are placed.

鲸鱼目有三科：长须鲸，大头鲸和海豚，独角鲸是归在最后一科。

It was a time when the killer whales, or "killers" as they were then called, helped the whalers catch the baleen whales that were on their annual migration.

在那个时期，杀人鲸，正如当时他们被称呼的，帮助捕鲸者捕杀在每年迁移途中的须鲸。

And more important, the overlap in breeding and feeding activities proves humpback and other baleen whales are way more behaviorally flexible than we thought.

而且最重要的是，繁殖和觅食活动可以同时发生，这证明座头鲸和其他须鲸类一样比之前想象的要灵活。

Other baleen whales have splash guards too, but not like this.

一些须鲸物种头顶也有护住喷水孔的构造，但并不长成这样。

Baleen whales often appear in this region. Be careful!

这一带经常有须鲸出没, 要注意安全啊!

Large baleen whales primarily use the lower frequencies and are often limited in their repertoire.

大长须鲸最初使用低频,他们的全套本领很有限.

I believe in the existence of a mammal with a powerful constitution, belonging to the vertebrate branch like baleen whales, sperm whales, or dolphins, and armed with a tusk made of horn that has tremendous penetrating power.

我相信海中有一种哺乳类动物存在，它的躯体组织十分坚实，属于脊椎动物门，像长须鲸、大头鲸或海豚，一样，并且有一个角质的长牙，钻穿的力量十分大。

these copepods are a major constituent of the oceans , and they are a major part of the diet of grazing baleen whales .

这些桡足类是海洋里的一种主要动物，他们也是须鲸的主要食粮。