Why zebrafish larvae prefer to circle left or right may explain how human brains encode right‑ and left‑handedness

Being right- or left-handed is a familiar fact about yourself that you likely don't think about much on a day-to-day basis. However, your handedness affects how you interact with the world.

source https://medicalxpress.com/news/2026-03-zebrafish-larvae-circle-left-human.html