求翻译：鲸家族一般分为两大类，一类是须鲸，十分温柔，而且没有牙齿；一类是齿鲸，有十分锋利的牙齿，只吃大鱼和海兽，从不吃那些小鱼小虾。 　哺乳动物不同之处除了体积大之外就是鼻孔了，鼻孔是长在头顶上的，呼吸的时候就浮出海面，从头顶的“洞”中喷出的气会带水一起上天空，形成一股水柱，喷起的水柱高达10～15米，场面十分壮观。 　 须鲸不是的方式属于“吞食型”主要食物是小虾、水母、硅藻等浮游生物，把食物同海水一起吞入口中，接着闭嘴滤出海水，把食物吞入腹内，每天要吃约4吨重的小磷虾。是什么意思？

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Whale family in general is divided into two major categories, such as minke whales, 10 sub-gentle, and there is no teeth; a tooth whales, there are 10 sharp teeth and eating only fish and sea-monsters, and never eat those fish and shrimp. In addition different mammals of the large volume of his nost

Whale family is generally divided into two categories, one is the baleen whales, very gentle, and there are no teeth; one is the toothed whale, have very sharp teeth, only eat big fish and marine mammals, never eat those small fish and shrimps. 　 Mammals where in addition to bulky is the nose, nostr