Learn English: Three-Eyed Sea Creature from the Ancient Past (hard)

A 500-million-year-old creature, Mosura fentoni, possessed three eyes and unusual claws.

This ancient predator, discovered in Canada's Burgess Shale, resembled modern arthropods.

Despite its alien appearance, detailed study reveals anatomical similarities to present-day animals.

The findings challenge prior assumptions about this Cambrian period sea creature's evolutionary place.