| Scientists agree that the dolphin is a very smart animal. It communicates well and learns tricks and quickly and easily. The dolphin sometimes is called a porpoise. But the dolphin has a bottle-shaped nose and cone-shaped teeth while the porpoise has a flat nose and chisel-shaped teeth. |
·I live in all the oceans of the world but am found most often in the Atlantic and Pacific Oceans.
·I'm best known for living in the salt-water oceans. But I have been known to live in some fresh-water rivers, especially the Amazon in South America.
·I make my home in water but have to come to the surface to breathe.
·I have a slender body and a long, rounded nose. There is a hole on the top of my head that I use for breathing. My mouth is full of sharp, cone-shaped teeth.
· I'm often shown on TV as blue, but I'm actually more of a gray color with a white belly. If I live in the Pacific Ocean, I can be gray with black spots.
·I can be quite small, about 4 feet （1.2 meters） long or pretty big, up to 30 feet （about 9 meters） log from nose to tail!
·I can be many different weights, from almost 150 pounds （about 65 kilograms） to almost 1,500 pounds （about 650 kilograms）!
·I eat a lot of fish and squid each day, up to one-third of my body weight!
·I'm a very fast and powerful swimmer and can out swim almost all of my enemies.
·I communicate and find my way around in the water using clicking sounds and whistles.
譯文
海豚——地圖上塗藍色的地方是我的家
有趣的常識：科學家認為海豚是非常聰明的動物。它善於交流，能很快很容易地學會一些技巧。有時人們也會把「dolphin」稱作「porpoise」（海豚）。但是「dolphin」有長圓形的鼻子和錐形的牙齒，而「porpoise」 的鼻子卻是扁平形，牙齒是鑿形的。
·我生活在世界的各大洋中，但人們常見我在大西洋和太平洋中。
·眾所周知，我生活在鹽水洋，但是我也生活在一些淡水河，尤其是南美的亞馬遜河。
·我把家安在水中，但不得不遊到水面進行呼吸。
·我身體細長，鼻子長圓形。我的頭頂上有一個洞用來呼吸。我的口中滿是尖尖的錐形牙齒。
·電視上的我通常是藍色的，但實際上的我更多的是灰色，腹部發白。如果我生活在太平洋，我的顏色很可能是帶有黑點的灰色。
·我可能十分小，從鼻到尾約4英尺（1.2米）長或者十分大，達到30英尺（約9米）長！
·我的體重也可能多種多樣，從近150英鎊（約65千克）到近1500英鎊（約650千克）。
·我每天吃許多魚和魷魚，能達到我體重的三分之一！
·我遊泳快速且強有力，能擊敗幾乎所有的敵人。
·在水中，我使用滴答聲和口哨聲進行交流和尋找周圍的路線。
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（編輯：何瑩瑩）