An ancient relative of a creature colloquially called “penis worms” has a definitive example of a fossilised brain. Photo: SCMP composite
An ancient relative of a creature colloquially called “penis worms” has a definitive example of a fossilised brain. Photo: SCMP composite

Ancient relatives of ‘penis worms’ discovered in China probably had brains

  • Scientists believe the fossils show definitive examples of prehistoric brain tissue
  • Whether brain tissue can be fossilised is up for debate, and this new discovery is an important piece of evidence

An ancient relative of a creature colloquially called “penis worms” has a definitive example of a fossilised brain. Photo: SCMP composite
An ancient relative of a creature colloquially called “penis worms” has a definitive example of a fossilised brain. Photo: SCMP composite
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