# 仮面ライダーリバイス ライダー計画if オリジナルライダー オリジナル怪人 heroesdimensions extinctanimaloftheday extinctanimal prehistory prehistoric extinct cannibalcorpse deathmetal websteroprionarmstrongi worm deathworm

Meet Websteroprion armstrongi - an extinct, metre-long worm that hunted fish & lived 400 million years ago.

(Credit: James Ormiston)

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2020-02-07