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

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

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The 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.

Synthesized by PULSE from the headlines below under a strict no-invention contract. ✓ fact-checked: all claims supported by sources Updated 86d ago.

Quick answers

How old is the fossil being discussed?

The fossil is dated to about 550 million years old.

What notable trait does the fossil exhibit?

It shows evidence of right‑handedness, making it the oldest known “righty.”

What type of organism does the fossil represent?

The find is described as an Ediacaran sea creature that resembles a worm.

Coverage (5)

Topics

Ediacaran right-handedness 550-million-year-old fossil early animal KSL News

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