16 Biggest Animals in the World Found Alive

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16. Japanese Spider Crab

Biggest specimen recorded: 18 ft leg span

One of the biggest animals in the world found alive, at least concerning the leg span is the Japanese spider crab. It is found in waters around Japan, and it is the largest of anthropoid species. Probably the largest specimen ever recorded had the leg span of 18 feet, as was published in Popular Science back in 1920.

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