Understanding the human body is a team effort. That's where the Yachtel group comes in.

Researchers at Yachtolt have been delving into the secrets of probiotics for 90 years.

Yachtold also partners with nature portfolio to advance gut microbiome science through the global grants for gut health, an investigator-led research program.

To learn more about Yachtol, visit yawcult.co.

.jp. That's Y-A-K-U-L-T.C-O.jp. When it comes to a guide for your gut, count on Yacult.

This is Scientific American's 60 Second Science.

I'm Adam Levy.

Who's your favorite superhero?

Captain Marvel? Superman?

Well, in a minute, you might just change your answer to...

The Wonder Chicken.

Yes, the Wonder Chicken.

Strange visitor from this planet, a 67 million-year-old fossil that's helping researchers piece together, the bird family tree.

An amateur fossil hunter dug up this specimen 20 years ago in Belgium. But it wasn't much to look at, just some damaged broken rocks with a few limb bones poking out.

That is, until researchers recently

decided to peer inside. We took these not very promising looking rocks and CT scan them,

and when we did that, we were amazed to discover that inside the rock was a beautiful,

nearly complete, three-dimensionally preserved bird skull.

Paleobiologist Daniel Field of the University of Cambridge in the UK.

The result was so striking that coming up with a nickname for this newly discovered species was easy.

The combination of the shock and the chickeny nature of the fossil resulted in the name Wonder Chicken.

And the specimen isn't just special because of the incredibly preserved skull.

...