Wow in the World

The Science of the Thresher Shark's Tail

How researchers studied shark vertebrae to understand their whip-like flexibility and hunting techniques.

Researchers at Florida Atlantic University discovered that the thresher shark's spine has a unique structure that provides both strength and whip-like flexibility, allowing the shark to herd fish and deliver stunning tail strikes.

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25 minJul 13, 2026Wow in the World

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A Shark Tail: Can a Yoga Class Learn the Secrets of the Thresher Shark?

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Key takeaways

What to know before you press play.

01

Unique Spine Structure

Scientists examined X-rays and created 3-D digital models of thresher sharks from embryos to adults to study their vertebrae.

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02

Whip-Like Flexibility

The thresher shark's spine structure provides incredible strength and flexibility, enabling whip-like movements.

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03

Hunting Technique

Thresher sharks use their tails to herd schools of fish before delivering a lightning-fast strike to stun prey.

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04

Yoga Connection

The episode connects shark biology to yoga, featuring a 'Stretching with Sandy' class and a move called 'The Thrasher'.

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Ask GenPod next

Keep the question moving.

01

What other animals use their tails for hunting?

02

How does yoga improve human flexibility?

03

What are other discoveries from Florida Atlantic University?

Background reading

The context behind the episode.

Research Background

Studying Shark Anatomy

Scientists at Florida Atlantic University led research into the remarkable vertebrae of thresher sharks to uncover the secrets of their flexibility.

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Questions

Questions to carry into the episode.

How do thresher sharks use their tails to hunt?

They herd schools of fish and deliver a lightning-fast tail strike to stun their prey.

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What did researchers discover about the shark's spine?

They found that the unique structure of the spine provides both incredible strength and whip-like flexibility.

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What is the 'Thrasher' move?

It is a legendary tail-whipping stretch performed by Gramma G-Force, similar to the thresher shark's hunting technique.

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Sources and disclosure

Where this guide comes from.

Originally aired 4/29/24. This episode is part of the Wow in the World podcast, which connects laughter to learning and curiosity to innovation for kids and families.

  1. Publisher show notes

    Sharks may be known for their impressive teeth, but some sharks have equally-as-impressive tails!

  2. Publisher show notes

    In this fin-tastic episode of Wow in the World, Mindy and Guy Raz dive into an astonishing new scientific discovery about one of the ocean's most flexible predators.

  3. Publisher show notes

    From chaotic yoga poses to tail-whipping sharks, this adventure is packed with hilarious surprises, jaw-dropping science, and one very unforgettable yoga class!

  4. Publisher show notes

    When Mindy drags Guy Raz, Dennis, Thomas Fingerling, and Gramma G-Force to the very first Stretching with Sandy yoga class, things get twisted almost immediately...

  5. Publisher show notes

    But the biggest surprise comes when Gramma G-Force unveils her legendary move—The Thrasher—a spectacular tail-whipping stretch that's suspiciously similar to the hunting technique of one of the ocean's most mysterious sharks!

  6. Publisher show notes

    Their morning yoga class quickly transforms into an action-packed journey into the incredible biology of the elusive thresher shark!

  7. Publisher show notes

    Kids and families will discover fascinating new research from scientists at Florida Atlantic University, led by Dr.

  8. Publisher show notes

    Marianne Porter, who studied the remarkable vertebrae—or backbone—of thresher sharks to uncover the secret behind their extraordinary flexibility.

  9. Publisher show notes

    By examining X-rays and creating detailed 3-D digital models from sharks ranging from tiny embryos to full-grown adults, the researchers discovered how the unique structure of the shark's spine provides both incredible strength and whip-like flexibility.

  10. Publisher show notes

    The episode also explores how thresher sharks use their astonishing tails to herd schools of fish before delivering a lightning-fast tail strike that stuns their prey, making mealtime a whole lot easier.

  11. Publisher show notes

    Packed with laugh-out-loud moments, yoga class chaos, shark science, and incredible biomechanics, this episode reveals how nature engineers some of the most amazing movements on Earth—and how studying extraordinary animals can inspire future discoveries and inventions.

  12. Publisher show notes

    ✨ Don’t miss the chance to explore even further with Wow in the World:

  13. Publisher show notes

    Grownups can visit tinkercast.com/join-twaaw to join the World Organization of Wowzers (WOW) and unlock exclusive activities, birthday cards, quarterly mailings, first dibs at events, and a welcome kit with an autographed photo of Mindy & Guy Raz!

  14. Publisher show notes

    Plus, Grownups help support our podcast and our mission to create content and experiences that connect laughter to learning, curiosity to innovation, and kids to the WOWs in their world!

  15. Publisher show notes

    This episode of Wow in the World is the perfect blend of storytelling and science, inviting kids and families to discover the amazing anatomy of thresher sharks while laughing, learning, stretching, and wowing together.

  16. Publisher show notes

    Originally aired 4/29/24.

  17. Publisher show notes

    See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

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