Mastodawn

All #vertebrates #evolved from a distant worm-like ancestor possessing a single median eye, which eventually gave rise to modern paired eyes and the brain's pineal gland.
#EvolutionaryBiology #Biology #sflorg
https://www.sflorg.com/2026/02/ebio02252601.html

There is tiny cyclops among your oldest ancestors, and humans share these remarkable ancestral roots with all other vertebrates.