# Earliest animal with a head was also the oldest known ‘righty’

> **Open Intelligence Dossier** · First detected: 2026-07-10 02:07 UTC · Category: Science

## Executive Summary
A 550‑million‑year‑old sea worm may be the earliest animal with a head and the first known right‑handed creature.

## Intelligence Brief
Scientists have identified a 550‑million‑year‑old fossil that appears to be the earliest animal with a head and shows the oldest evidence of right‑handedness. Coverage emphasizes that the Ediacaran‑era sea creature, described as a worm‑like organism, may represent the first right‑handed animal.


Outlets reporting include KSL News, Yahoo, Sci.News, Popular Science and KCRA. Watch for further scientific analysis and potential peer‑reviewed publications that could confirm the interpretation of the fossil’s asymmetry.

## Multi-Source Evidence Table
| Source Outlet | Headline | Verification URL |
|---|---|---|
| KSL News | Fossils reveal the earliest animal with a head was also the oldest known 'righty' | [Source Link](https://news.google.com/rss/articles/CBMitwFBVV95cUxNWVB0SENzTlpjNll5TEdpRDlJY2xsYXJKRkh2UnFaZkNYcm5GR2RrVUhVNldGUXpkYi1VRlZmRl9JMS1iWGlCb01sOXdOUURWT2FFZWZpbGhVSjlfSkhxZXd4MkUzbjFDeWhrVmJ0N1lJb1UtZHcyMGk0TU5ZUHVXNnRsQVZ3VGw3amJ3SHdKOE9iOGxLNmpyZmZzOEZXNnA3Qm5GMGRPRkNxOFBLdGJjMzJSSlFiTmM?oc=5) |
| Yahoo | 550-million-year-old fossil may reveal first-ever 'right-handedness' in the animal kingdom | [Source Link](https://news.google.com/rss/articles/CBMijgFBVV95cUxOWU43SlFHOW94Q2dLRXhIM0JjbmJhQWJSOV9fRVlZck9QQXRFMU9CeHpxOExlclpYTnU4akFSWEcxeEtTZktBZUEwTG0xMTE1YU5DNmR6VUo0QmR1dENjS3pEQkF1c3otTGZhQlFnWWUxUWp3ZkRnNzRCMWFZOTlrX1p2akJHMDl2M3lncWRR?oc=5) |
| Sci.News | Ediacaran Sea Creature May Hold Earliest Evidence of Right-Handedness | [Source Link](https://news.google.com/rss/articles/CBMic0FVX3lxTE5Wa1ZsbWtydFdRUjd0QmlyT3FoaHF0NmN6ZldCdV80YVlsWlBSM3FVT3JRYUNNaXAtcElNQkFHMUV4bUdQY0dFMXdMMDBlSzVFYXhZeW5iUmYxbERMNWNDNG01TkQ3TjlnTzVDeTl6VDVxaGs?oc=5) |
| Popular Science | World’s first right-hander could be this 550 million-year-old worm | [Source Link](https://news.google.com/rss/articles/CBMiaEFVX3lxTE5Db3A2emVjLTFWRmdzdk5kVEhqLUpxSFktc2szbFIxWHI5VjN3M0pqS2FMX0NRVzRoTWFJeC1XMnVNOGdYN2NBTnRTc3dvVF9FNUJ5NjJGUS0tc2RwSjB1aFQ0dzZSRy01?oc=5) |
| KCRA | Fossils of an ancient sea creature are the oldest evidence of right-handedness | [Source Link](https://news.google.com/rss/articles/CBMiiAFBVV95cUxQazgyVV9reXR1WXBDc0d5c0dvQmpiYmw0ZW9vTnhwVGxTNjhiWTl2ekxBdVE5Qm1UT01ocm1QbG9BS0VFZGJ0Q2xFaGt2QnRVT0FxYndXVGNDNnRXb05vTkpBNDlTSmJsWFhQTWxVZDdoaE15UmZUX3Qzd3BSSmRLb0N3X1FmeGF2?oc=5) |

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*Canonical Source: https://pulse.byoviral.com/trend/2026-07-10/earliest-animal-with-a-head-was-also-the-oldest-known-righty*