Many early cartoon characters, like Mickey Mouse and Felix the Cat, had four fingers for aesthetic reasons. Animators used circles when sketching bodies, heads, and hands, and circular palms weren ...

Could the four fingers be a simple mistake in the post-production process? Perhaps the missing finger was in the original image but was erased without Photoshopping the rest of the hand to compensate.

Prosthetic hands naturally vary in size and shape depending on the needs of the user, but can weigh more than 600 grams; however, the Hero Gauntlet, which is based on a large four-finger hand with ...