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.

Yacold 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 Yachtolt, visit yawcult.co.

.jp.j. That's y-A-K-U-L-T.co.jp. When it comes to a guide for your gut, count on Yacolt.

This is Scientific Americans' 60-second science. I'm Steve Merski.

Got a minute?

Gorgosa, which was a jewel of southern Africa, had great populations of lions, elephants,

hippos, buffalo, etc.

Absolutely decimated.

So if you went there in the early part of the last decade, in the early 2000s,

you might drive for five or six hours and see one ward hog, one baboon maybe.

Biologist Sean B. Carroll of the Howard Hughes Medical Institute and the University of Wisconsin-Madison.

He spoke March 15th in the Great Hall of the Cooper Union here in New York City about his latest book,

The Serengeti Rules, the quest to discover how life works and why it matters.

Gorongosa National Park was ravaged during the Mozambique War for Independence from Portugal

and then the civil war that followed.

And a philanthropist, Greg Carr, was looking for a project to really sink his teeth into and to work on human development, became also really interested in conservation, learned about Mozambique, and in 2004, committed a sizable fortune to helping to restore Goringosa in partnership with the Mozambique government.

And in 2004, surveys showed there were fewer than 1,000 large animals in the entire park,

and this is a massive place.

So that's all antelope and elephants, and all combined, fewer than a thousand of all types combined.

And I was there last summer as the new survey came in.

...