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进攻和防守为2015 / 美国 / 纪录片分类的一部在线影视，Martin、Yap等主演，支持hnyun等线路高清免费播放。第6期，持续跟进。Across the planet, every animal--predator or prey--has survival advantages honed by millions of years of evolution. Watch some of nature's most accomplished survivors as they put t...