You know that roaring lion in the logo shown before MGM movies? That’s Leo the Lion, and the behind-the-scenes photograph shown above provides an interesting glimpse into how they shot him. He must have been a pretty well-trained lion to have the discipline to stand on boxes, face a camera, roar into a microphone, and not attack the crew.
Here’s the image version of the logo:
And finally, here’s the famous film version of the logo: