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How Changes Occur Naturally in Ecosystems How Changes Occur Naturally in Ecosystems

How Changes Occur Naturally in Ecosystems - PowerPoint Presentation

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Uploaded On 2016-07-20

How Changes Occur Naturally in Ecosystems - PPT Presentation

The Stickleback Adapt or Die Occupied oceans of the northern hemisphere Trapped in lakes as the glaciers retreated Adapted to freshwater environment forming a new species of sticklebacks In BC pairs of sticklebacks developed ID: 411978

species soil organisms succession soil species succession organisms change trees primary plants water occurs forests natural grow result lichens

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