海豚是聪明的动物。
我最喜欢的动物是海豚和兔子。
友善的海豚是我最喜爱的动物。
例如，海豚以及其他海洋动物，在睡觉时会关闭半边大脑。
For example, dolphins, as well as other marine animals, shut down one hemisphere of the brain when they go to sleep.
海豚，还有其他一些海洋动物，它们睡眠时会关闭大脑的一个半球。
Dolphins, as well as other marine animals, shut down one hemisphere of the brain when they go to sleep.
动物体内的大部分脂肪是用来储存能量的，但是你在海豚体内发现的这种脂肪，只存在于鼻疣和下颌周围。
Most of the fat that you find in an animal's body is used for storing energy, but this fat, which you find in dolphins, and only in the melon and around the lower jaw.
我最喜欢的动物是海豚。
他们对猴子和海豚进行了研究，提供证据证明这些动物具有感受不确定性的能力。
They did studies with monkeys and dolphins that provide evidence that these animals have the ability to feel uncertainty.
也有温和的动物，比如树懒和粉红海豚。
There are also gentle animals, like the sloth and the pink dolphin.
由于现在已经很少有人居住在那条海岸了，在最初的几天里，我们看到的其他唯一活着的动物就是海豚和鸟类。
Since very few people now lived along that coast, the only other living animals we saw for the first few days were dolphins and birds.
现在，研究者们称，他们还需要在其它诸如海豚这种拥有更佳听力的动物身上进行测试，以进一步验证这种技术。
Now they say they need to verify the system by testing it on animals such as dolphins, for which we have better hearing records.
“海豚是新世纪最不寻常的动物，”她说。
海豚是大海里那些最可爱，最有趣，也最有魅力的动物。
Dolphins are some of the most charming, charismatic and entertaining animals in the ocean.
除了人类，其他动物没有像海豚这样复杂类别的糖尿病症状。
No other animal apart from humans shows the same complex range of diabetes-like symptoms as dolphins.
而动物救援队也还在处置被油污覆盖的海豚、海龟和其他动物。
And animal rescue teams still treat oil-covered dolphins, turtles and other creatures.
如今，群体决策对于诸如蚂蚁、蜜蜂、鸟类及海豚等群居动物做出正确的决策也十分有益的观点也越来越清晰明了。
Now it is becoming clear that group decisions are also extremely valuable for the success of social animals, such as ants, bees, birds and dolphins.
粗略地讲，这些动物在生态系统中所占的位置现在被海豚和杀手鲸一类的齿鲸类占据。
Roughly speaking, these animals filled the ecological niches now occupied by toothed cetaceans such as dolphins and killer whales.
科学家认为海豚是非常聪明的动物。
通过观察海豚、驼背鲸和抹香鲸得知，促进鲸目动物通信进化的是一种在每代以及每个个体间传递鸣叫和强音的能力。
Fueling the evolution of cetacean communication is an ability, observed in dolphins, humpback whales and sperm whales, to pass songs and codas between generations and individuals.
西蒙德指出：“海豚是一种聪明、优雅的动物，在离开自然栖息环境与群体、并被限制自由的情况下，很容易因紧张和伤痛受到伤害。
"Dolphins are intelligent and sophisticated animals which are vulnerable to stress and suffering when confined and removed from their natural environment and societies, " he said.
海豚不仅是一种有趣的动物而且极其聪明。
Dolphins are not only playful animals, but they are also highly intelligent.
以脑力商数为依据，地球上最聪明的动物是人类，紧跟其后的是大猿、海豚和大象。
Based on the encephalization quotient, the brightest animals on the planet are humans, followed great apes, porpoises, and elephants.
日本声称，捕杀海豚不被任何国际条约所禁止，且海豚也不是濒危动物，另外捕杀海豚还可以保护渔场。
Japan says that killing dolphins is not banned under any international treaty and that the animals are not endangered, adding that dolphins need to be culled to protect fishing grounds.
乔治亚水族馆的海豚专家、动物病理学家格瑞戈·博萨尔特称，研究人员仍在尝试研究石油泄漏对墨西哥湾生态系统产生的各方面的影响。
Veterinary pathologist Greg Bossart, a dolphin expert at the Georgia Aquarium, says researchers are still trying to determine all the ways BP oil affected the Gulf's ecosystem.
巴西的环境法严厉禁止捕杀海豚及其他野生动物，违反者可能将面临长达4年的监禁。
Brazil's environmental laws strictly prohibit the killing of dolphins and many other wild animals. Violators could face up to four years in prison.
瓦尔戈说：“我已经70岁了，我一直都住在哈德逊河。我以前曾在这里见到过海豚和其它很多种动物，但却从未亲眼看见过一头海牛。”（独家编译国际在线教育张咏蒋黎黎）
"I'm 70 years old, and I've been on the river my entire life," Vargo said. "I've seen dolphins and everything else, but never a manatee."
然而动物们比如：大象、海豚和鲸鱼拥有更大的大脑，而人类有最发达的端脑。
Whereas animals such as elephants, dolphins, and whales have larger brains, humans have the most developed cerebrum.
大型动物像是鲸鱼和海豚游过时，也能引起足够的扰动来产生光芒，就像船只划过时那样。
Large animals, like passing whales and dolphins, can also create enough disruption to produce a glow, as will passing boats.
大型动物像是鲸鱼和海豚游过时，也能引起足够的扰动来产生光芒，就像船只划过时那样。
Large animals, like passing whales and dolphins, can also create enough disruption to produce a glow, as will passing boats.
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