Sharks Up Close with Bertie Gregory
Jul. 05, 2025Sharks Up Close with Bertie Gregory
Bertie heads to South Africa for his most audacious mission yet. The wild waters here are a hotspot for one of the ocean’s most famous and feared ...
Bertie Gregory
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Secrets of the Penguins
Apr. 20, 2025Secrets of the Penguins
Over two extraordinary years, National Geographic Explorer Bertie Gregory discovered never-before-filmed secret traditions, surprising ...