Orcas live in the ocean. They are black and white. They are also called "killer whales." They are whales, and they are the biggest dolphins in the world. They weigh three to six tons.
全身黑白的虎鯨生活在海中，也被稱作為「殺人鯨」！虎鯨是海豚科內體型最大的物種，重量可以高達三到六噸！
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