Jack Hanna

The most important thing is to preserve the world we live in. Unless people understand and learn about our world, habitats, and animals, they won't understand that if we don't protect those habitats, we'll eventually destroy ourselves.

Then, there was Greenpeace, I remember that when they first started out with the boats in the waters, and the guys in the boats between the whales and the boats that will hunting the whales with spear guns.