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Dr. Yara Haridi

๐Ÿ‘ค Speaker
906 total appearances

Appearances Over Time

Podcast Appearances

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

And so it survives really well.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

It's already very crystallized.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

So like how much more crystallized can the earth make you?

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

So they survive really, really well.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

A bone being secondary to that.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

But there are exceptional preservation moments in Earth where the right bacteria didn't get to it or the right bacteria did get to it.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

And they preserve feathers.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

They preserve skin.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

We now have ichthyosaur blubber.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

People have actually done isotopic measurements and know that it's fat that was preserved in a really interesting chemical way.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

And it is rock.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

Not always.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

Yeah, yeah, yeah.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

So fair, right?

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

That's kind of the old thinking of like, well, it's just an impression.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

Like the scales, for example.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

Like how do, you know, like dinosaur mummies and stuff.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

Sometimes they are impressions.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

Sometimes the soft tissue left an impression and then disappeared.

Ologies with Alie Ward
Paleohistology (WHY TEETH EXIST) with Yara Haridy

Sometimes the tissue itself gets mineralized.