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Pacific kelp forests are far older that we thought

Berkeley CA (SPX) Jan 16, 2024 - The unique underwater kelp forests that line the Pacific Coast support a varied ecosystem that was thought to have evolved along with the kelp over the past 14 million years. But a new study s

Ancient Pacific kelp older than believed

Pacific kelp forests are far older that we th

<p>Fossils of kelp along the Pacific Coast are rare. Until now, the oldest fossil dated from 14 million years ago, leading to the view that today&#39;s denizens of the kelp forest &mdash; marine mammals, urchins, sea birds &mdash; coevolved with kelp. A recent amateur discovery pushes back the origin of kelp to 32 million years ago, long before these creatures appeared. A new analysis suggests the first kelp grazers were&nbsp;extinct, hippo-like animals called&nbsp;desmostylians.</p>

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