It doesn't mean a fish, or a prehistoric monster, or anything like that.

It looked like a prehistoric monster from some antediluvian age of the earth.

But the new movie's endowing of its prehistoric monsters with feelings cuts both ways.

Though no larger than horses, they resembled the prehistoric monsters of earth's dim past.

From the outside, the bubble looks like a prehistoric monster discovered under the Arctic ice.

He belonged with the dinosaur and a lot of those other prehistoric monsters.

They were like vast prehistoric monsters lying half out of the water.

The photograph, the article said, could indicate that "prehistoric monsters survived extinction."

But like the prehistoric monster her name and bulk suggested, it took Leviathan a while to die.

Scotland has the world's last prehistoric monsters; five of them in fact, two adults and three young ones.