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Tuesday, October 27, 2026Updated 20:57 UTC

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Paleontologists reveal the hidden role of eye pigments in vertebrate evolution

Source: Phys.org · Oct 27, 2026 19:00 UTC

Full disk of Earth from space showing North America — File photo NASA · Public domain · Source

The Quick Take

Paleontologists at University College Cork have discovered that the evolution of fish is linked to the shape, location and abundance of tiny melanin-rich granules called melanosomes. These features survive in 300-million-year-old fossil fish, suggesting that melanosomes have played a key role in vertebrate evolution since the major fish groups evolved around 445 million years ago.

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