This is the aurochs.

the aurochs that is these bulls

And the aurochs was like the bison.

They have a biological base, just like the aurochs.

Another keystone species is a famous animal called the European aurochs.

Another keystone species is a famous animal called the European aurochs.

Henri, from the Netherlands, with a Dutch last name I won't try to pronounce, is working on the aurochs.

Henri, from the Netherlands, with a Dutch last name I won't try to pronounce, is working on the aurochs.

The aurochs is the ancestor of all domestic cattle, and so basically its genome is alive, it's just unevenly distributed.

The aurochs is the ancestor of all domestic cattle, and so basically its genome is alive, it's just unevenly distributed.

However, some of them are now globally extinct, like the Great Auk ( Pinguinus impennis ), the European Wild Horse ( Equus ferus ) and the Aurochs ( Bos primigenius primigenius ).

So what they're doing is working with seven breeds of primitive, hardy looking cattle like that Maremmana primitivo on the top there to rebuild, over time, with selective back breeding, the aurochs.

So what they're doing is working with seven breeds of primitive, hardy looking cattle like that Maremmana primitivo on the top there to rebuild, over time, with selective back breeding, the aurochs.

Now, re wilding is moving faster in Korea than it is in America, and so the plan is, with these re wilded areas all over Europe, they will introduce the aurochs to do its old job, its old ecological role, of clearing the somewhat barren, closed canopy forest so that it has these biodiverse meadows in it.

Now, re wilding is moving faster in Korea than it is in America, and so the plan is, with these re wilded areas all over Europe, they will introduce the aurochs to do its old job, its old ecological role, of clearing the somewhat barren, closed canopy forest so that it has these biodiverse meadows in it.