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Fish in a polluted Mexican river may mate with the wrong species, leading to hybrid offspring

Fish in a polluted Mexican river may mate with the wrong species, leading to hybrid offspring
Phys.org Wednesday 01 July 2026, 22:00 UTC 1 min read
Key Points

The byproducts of modern society appear to be messing with the love life of two tiny fish species that have long coexisted in Mexican rivers.

The byproducts of modern society appear to be messing with the love life of two tiny fish species that have long coexisted in Mexican rivers.
Mexican (ORG)
Originally published by Phys.org Read original →

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