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I Know Dino: The Big Dinosaur Podcast

How Dinosaurs Got So Big

I Know Dino: The Big Dinosaur Podcast

I KNOW DINO, LLC

Iknowdino, Science, Dinosaurs, Dinosaur Podcast, Earth Sciences, Dinosaur, Natural Sciences, Education

4.7653 Ratings

🗓️ 21 March 2024

⏱️ 62 minutes

🧾️ Download transcript

Summary

Sauropods were the longest, tallest, and heaviest animals to ever walk the Earth. What adaptations did they have to get so large? And which dinosaurs were the largest in other groups?

For links to every news story, all of the details we shared about Uberabatitan, and our fun fact check out https://iknowdino.com/Uberabatitan-Episode-486/

Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.

Dinosaur of the day Uberabatitan, A giant titanosaur that may have had the largest teeth of any known sauropod.

In dinosaur news this week:

  • Sauropods grew to be the largest land animals of all time with many special adaptations that helped them reach "super giant" sizes
  • Bruhathkayosaurus may have been the heaviest land animal of all time with weight estimates from 80–190 tonnes
  • Sauroposeidon may be the tallest sauropod (and land animal) of all time—with Giraffatitan proportions bringing it to about 17m (56ft) tall
  • Sauropod babies were already built to grow large
  • It's not just sauropods that had special adaptations to grow so large—Theropods had them too
  • Early sauropod ancestors evolved very rapid growth before they evolved gigantic sizes
  • A new study found 36 unique times that sauropods evolved gigantism
  • A hadrosaur long thought to be an island dwarf turned out to just be young and was still growing


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Transcript

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0:00.0

We have a new Patreon tier. Join our Silasaurus tier by the end of August and get our

0:06.0

Styracosaurus patch with part of your contribution going to charity. Join or gift a membership

0:11.5

at patreon.com slash I know-dino. This episode is brought to you by K-12 powered schools,

0:19.1

tuition-free online accredited public schools for kindergarten through 12th grade. Go to K-12-powered schools, tuition-free online accredited public schools for kindergarten through

0:23.0

12th grade. Go to k-12.com slash IKD to find a tuition-free K-12-powered school near you and enroll now.

0:41.8

Hello and welcome to I Know Dino. I'm Garrett.

0:42.5

And I'm Sabrina.

0:46.9

And today we've got a very special episode that Sabrina prepared.

0:53.1

Yeah, all about dinosaur size with a heavy emphasis on how big they could get.

0:55.6

And why they got so big.

0:59.5

So you might guess this is a sauropod heavy episode. But don't worry, I also talk about theropods and hadrosaurs.

1:03.6

Nice.

1:04.1

And we'll get a little bit into the small dinosaurs too.

1:06.5

We did have an ankylosaur heavy episode last week,

1:09.5

so I can't really complain about this one being sauropod heavy.

1:13.5

There we go.

1:15.1

And it is when you're talking about how dinosaurs got so big or even just how land animals could get so big,

1:22.3

sorapods are the best example.

1:24.6

Nothing else compares ever in all of Earth's history. Darn right.

1:30.3

So definitely the right focus for a big dinosaur episode. We also have Dinosaur of the

1:35.5

day, Uberabatitan. Sounds like a titanosaur. Sure is. Fits with the theme. And you're also

1:42.9

doing the fun fact.

...

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