Ancient toothless 'eel' is your earliest known ancestor - Livescience.com

Ancient toothless 'eel' is your earliest known ancestor - Livescience.com
A perplexing mystery fish may have finally been placed on the evolutionary tree of life.
More than a century ago, scientists were stumped by the discovery of an unusual fossil unearthed from a Scottish quarry. The remains suggested a toothless eel-like creature with a potentially cartila… [+5365 chars] Read More



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