This is 99% invisible.

I'm Roman Mars.

In 1999, a nature documentary about wolves, called Wolves,

came out in IMAX theaters.

This alpha female is searching for a den site.

It isn't merely a personal choice,

but her decision will determine the disposition of the past.

The film documents the reintroduction of wolves across the Western United States.

That's producer Emmett Fitzgerald.

And it has everything you want in a nature documentary, sweeping landscapes, a narrator with a rugged

yet soothing voice, and best of all, wolf puppies.

The film was designed to combat the misinformation campaigns of the ranching and hunting lobbies

which portray wolves typically as vicious killers fit only for elimination.

That's Chris Palmer, one of the film's producers.

He and his team wanted to rehabilitate the wolf's image

by showcasing the relationships within a pack.

Rather than just a bunch of scenes of wolves

ripping carabudaa shreds.

They wanted to show the animals working together

to raise a litter of pups.

Our goal was to show close-ups of a wolf pack interacting in complex, subtle ways.

But filming the intimate lies of wild wolves is virtually impossible because they do not tolerate

...