Dimetrodon, w/ Edaphosaurus in background (1897) by Charles R. Knight
The simple phrase “Dimetrodon is not a dinosaur, its a synapsid”… repeat this hundreds of times to everyone you know, until they all understand. You will make them fucking understand…

Dimetrodon, w/ Edaphosaurus in background (1897) by Charles R. Knight

The simple phrase “Dimetrodon is not a dinosaur, its a synapsid”… repeat this hundreds of times to everyone you know, until they all understand. You will make them fucking understand…

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    Ironically, both of them look exactly the same. Maybe asides from the sail.
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