- The ocean is home to 80% of all animal life on Planet Earth.
海洋是地球上80%动物的家园 - But today, thriving in this varied world
但如今 要在这个多变的世界中生存发展 - sometimes demands the most surprising behaviour.
有时需要做出令人惊讶的行为 - The shallow seas of the tropics.
热带浅海 - This may look like a paradise...
这里看上去如天堂般美好 - ..but beneath the surface, it is an arena
但海面之下 是一个 - for constant life-and-death struggles,
不断进行生死搏斗的竞技场