"... Arguably, Ray Harryhausen's creations aren't the most realistic in the realm of special effects, nor will his films ever join the ranks of cinema's classics. Yet Ray's touch can be instantly recognized. His creations are absolutely alive; in each frame his creatures move, twitch, breathe, act with a personality and pathos that can only be ascribed to a direct connection to Ray. ..."
Ray Harryhausen Creature List (via Quiddity)
Click the name of the creature you have a special interest in to see a short quick-time clip of the stop animated creations in action.
But even better ...
"The four and a half minute compliation of every Ray Harryhausen animated creature in feature films, presented in chronological order."
Video Added by matbergman (via The Nonist)