Without the shield, plants and animals could not exist on land.

It was not to be doubted that animals existed, of course.

Humans and the animals of this world had existed without such a god.

It felt as if we'd all gone back together to the place where animals exist before they're born.

He thought that there should be special areas where wild animals could exist without interference from people.

Our domestic animals, exist in greater variety than on any other inhabited world.

The animal may never have existed in the first place.

Indeed, if there were no protection at all from the layer, plants and animals could not exist on land.

"I will never believe that such animals exist," said Ned.

Others believe every animal and mineral exists to provide for man.