Podcast: Play in new window | Download (Duration: 19:16 — 13.8MB) | Embed
During the carboniferous, forests and swamp dominated the landscape. In the oceans, strange new sharks appeared. Giant insects walked amongst the trees while the first reptiles and early ancestors of what would become mammals hid inside rotted stumps.
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Giant Mushrooms, the first forests, 28 foot long armored fish hunting sharks who were hunting smaller fish. In shallow streams and ponds, some fish were changing, becoming better at breathing air. They developed fins that could support their weight out of the water, if only for a little while at a time. By the end of the Devonian period, the fish that would become us crawled out of the water and went for a walk.
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Podcast: Play in new window | Download (Duration: 19:30 — 13.7MB) | Embed
After three years of doing this show, we do more of this show. Join us as we celebrate our anniversary with a couple nifty interesting things that never quite made it into an episode, along with a few laughs, a status report on our time machine and shrink ray, and other bits and pieces.
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Podcast: Play in new window | Download (Duration: 22:04 — 15.8MB) | Embed
The Silurian period was warm, and compared to the periods around it, rather gentle. Plants on land became a bit more sophisticated, with roots and stems and the ability to move water an nutrients around their bodies. Giant sea scorpions, the largest arthropods of all time, cruised the waters, probably chowing down on our early vertebrate ancestors. The fish developed jaws and moved into fresh water, and apparently, Changed some scales into teeth.
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