Video: The sudden death from the cuttlefish's attack
The Cuttlefish is a set of molluscs of Cephalopoda class. The cuttlefish has a large side shell, W-shaped pupils, eight taps and 2 tentacles with serrated mouths to hold their prey.
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Recent studies show that cuttlefish is one of the smartest invertebrates. Cuttlefish also have the largest ratio of brain size to body size among all invertebrates, and they are also the top predators.
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