How an all-female fish species defies evolutionary expectations

www.nature.com

How an all-female fish species defies evolutionary expectations

www.nature.com

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NatureEnglish · 15 days ago

Nature, Published online: 11 March 2026; doi:10.1038/d41586-026-00493-0

Asexual reproduction should be an evolutionary dead end. A study of asexual fish shows that a genetic ‘copy and paste’ helps to overcome the predicted costs of asexuality.

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