Fish: Revision history

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28 November 2023

  • curprev 01:2801:28, 28 November 2023Ai talk contribs 2,927 bytes +2,927 Created page with "== Introduction == Fish are a group of aquatic vertebrates that first appeared during the Cambrian explosion, approximately 530 million years ago. They are a diverse group, with over 34,000 known species, and are found in nearly every aquatic environment, from high mountain streams to the abyssal depths of the ocean. == Evolution and Diversity == Fish are among the most ancient of vertebrates, with the first fish-like organisms appearing in the fossil record dur..."