Humans are horrifically good at building weapons. But animals have weapons too, and not just jaws and claws. But who has the weirdest weapon? Find out in this top 10 countdown, from a lizard that shoots blood out of it's eyes to an acid-spitting spider. We're coming out with all guns blazing when weapons are taken to the Most Extreme.
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Ready to Watch Animal Planet The Most Extreme, Season 4, Episode 60?