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Using their impressive teeth, these spotted ragged-tooth sharks have no problem catching their prey 🦈 #SharksUpClose with Bertie Gregory is now streaming on Disney+ and Hulu.

National Geographic

27,905,922 subscribers

76,701 次观看 • 1 年前 •via X (Twitter)

健康养生科学技术动物 #SharksUpClose

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9 条评论

Isaac 的头像

Isaac1 年前

@DisneyPlus @hulu @NatGeo Ragged-tooth sharks' serrated dentition evolved 400M years ago, with each tooth containing osteodentin - a rare bone-like tissue (Reif, 1973). They replace teeth every 8-10 days, one of nature's most efficient regenerative systems.

Nirvan 的头像

Nirvan1 年前

@DisneyPlus @hulu How amazing

Zone 的头像

Zone1 年前

@DisneyPlus @hulu Look at those eyes

Guillermo S 的头像

Guillermo S1 年前

@DisneyPlus @hulu Sharks are magnificent creatures

Yj「⚜️」的头像

Yj「⚜️」1 年前

@DisneyPlus @hulu They're not catching me on land😒

BABLU BIJLANI 的头像

BABLU BIJLANI1 年前

@DisneyPlus @hulu Wow what an adventure these people are really players of dangers

Dead Facts 的头像

Dead Facts1 年前

@DisneyPlus @hulu Beauty.

otisnaustin1 的头像

otisnaustin11 年前

@DisneyPlus @hulu get your ass out of our waters and STAY OUT...........SHARKS

Just Here 的头像

Just Here1 年前

@DisneyPlus @hulu Which came first, the chicken or the egg?

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