Oversized head disproportionate to body

Catoblepas

With the body of a wild boar and a disproportionately large, heavy head, this creature presents a unique and intimidating appearance.

Dover Demon

it possesses a disproportionately large, watermelon-shaped head

Yara-ma-yha-who

a small, frog-like or man-shaped creature no taller than a child, with a large head

Ccoa

its head disproportionately large for a cat

Nuckelavee

This gruesome appearance is made even more horrifying by the creature's enormous head, which is said to be ten times larger than that of a normal human.