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The special takes viewers deep into prehistoric waters to explore the ancient ancestors of today's sharks. Using animation, the episode highlights some of the most feared prehistoric ocean creatures, including the Dunkleosteus, the buzzsaw shark (Helicoprion), and the scissor-toothed shark (Edestus).
July 28, 2026
Discovery
2 people
Kelsey Banks
Self
Acting
Austin Gallagher
Self
Acting
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