- but they're cautious.
不过它们必须谨慎 - Pacific spotted dolphin.
太平洋花斑原海豚 - They're guided by their sonar.
它们靠声纳导航 - The dolphin, as so often, are working as a team,
海豚经常团队合作 - synchronizing their attacks to confuse their prey.
协同攻击,来迷惑敌人 - As dawn approaches, squid and fish and plankton retreat downwards, to shelter in the darkness.
黎明来临, 鱿鱼,鱼和浮游生物再次下沉隐没在黑暗中 - Some of these isolated volcanoes rise as much as nine thousand meters from the sea floor, reaching close to the surface.
有一些成为孤岛的火山高耸在海床上达9000米 几乎快要到达海面了
The dolphin, as so often, are working as a team, 海豚经常团队合作
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