World's Deadliest
Most Wanted
Season 4 Episode 4 of 4
A group of carnivorous fish teams up against a river rat, a mother bear defends her cub, and killer whales live up to their deadly name
World's Deadliest airs on National Geographic WILD HD at 1:00 AM, Thursday 30 January.
Learn more about World's Deadliest and other education/science/factual topics on our factual page
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