介绍一种动物的体型 习性 要用英文 最好要有翻译10

发布网友 发布时间：2023-10-09 01:13

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热心网友 时间：2024-11-30 14:55

Dolphin Dolphin nursing program, a cetacean, Asia Head tooth whales, porpoises, commonly known as dolphins, a total of nearly 62 species distribution in the world's oceans. 1.2~4.2 meter length, weight 23~225 kg. Dolphins general Zuijian, about 100 of the upper and lower teeth were taper, mainly with fish, squid, shrimp, and crabs to eat. Dolphins liked "collective" life, at least the first few, the number hundreds. Maria is a dolphin skills, the bright sea mammals. After training ground as table tennis, diving and other cooker. In addition to people, animals species of dolphin brain is the most developed. The human brain accounted for 2.1% of my weight, the weight of the dolphin's brain, accounted for 1.7%. Completely separate from the dolphin's brain was composed of two parts, as part of the work, another part of sufficient rest, it could not sleep for life. Dolphin echolocation is on target to judge the proximity and direction, location, shape and even the nature of objects. Some experiments, dolphins blindfolded, to muddy the waters in this fashion, they can quickly and accurately tracked food thrown at it. The dolphins are not only alarming hearing, superb swimming and diving extraordinary skills. It was a test of the dolphins diving record is 300 meters deep, and not wearing a diving suit, only to dive 20 meters. As for the swimming speed is matched by mankind. Dolphin has a maximum speed of 40 km per hour, equivalent to Yuleikuaiting medium speed. 海豚 Delphinidae;dolphins 海豚属于哺乳纲、鲸目、齿鲸亚目，海豚科，通称海豚，共有近62种，分布于世界各大洋。体长1.2～4.2米，体重23～225千克。海豚一般嘴尖，上下颌各有约100颗尖细的牙齿，主要以小鱼、乌贼、虾、蟹为食。 海豚喜欢过“集体”生活，少则几头，多则几百头。海豚是一种本领超群、聪明伶俐的海中哺乳动物。经过训练，能打乒乓球、跳火圈等。除人以外，海豚的大脑是动物种最发达的。人的大脑占本人体重的百分之二点一，海豚的大脑占它体重的百分之一点七。海豚的大脑由完全隔开的两部分组成，当其中一部分工作时，另一部分充分休息，因此，可终生不眠。 海豚是靠回声定位来判断目标的远近、方向、位置、形状、甚至物体的性质。有人做试验，把海豚的眼睛蒙上，把水搅浑，它们也能迅速、准确的追到扔给它的食物。 海豚不但有惊人的听觉，还有高超的游泳和异乎寻常的潜水本领。据有人测验，海豚的潜水记录是300米深，而人不穿潜水衣，只能下潜20米。至于它的游泳速度，更是人类比不上的。 海豚的速度可达每小时40公里，相当于鱼雷快艇的中等速度。