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Season 4
Some of them live among us... but deep in their genes lies a killing communion with their wild/ancient cousins. The canines are among the Earth's ultimate survivors, honing their killing perfection over millions of years.
Some of them live among us... but deep in their genes lies a killing communion with their wild/ancient cousins. The canines are among the Earth's ultimate survivors, honing their killing perfection over millions of years.
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