Devonian Period by Amelia Starr https://padlet.com/23starra2/b574paa2sf5q 'The Age of Fishes' By Amelia Starr & Ava Kobelski en-us 2020-03-12 12:22:09 UTC 2025-12-28 13:38:09 UTC hello@padlet.com https://padlet.net/icons/png/1f421.png Continents Drifting 23starra2 https://padlet.com/23starra2/b574paa2sf5q/wish/459085450 The supercontinent Gondwana covered most of the Southern Hemisphere and slowly started drifting north during this time period to eventually collide with Euramerica, forming Pangaea.(1)]]> 2020-03-12 12:26:15 UTC https://padlet.com/23starra2/b574paa2sf5q/wish/459085450 Climate 23kobelskia1 https://padlet.com/23starra2/b574paa2sf5q/wish/459086680 The Climate during the Devonian period was dry and very warm. The sea levels were very high, most of western North America was underwater.(1)]]> 2020-03-12 12:28:12 UTC https://padlet.com/23starra2/b574paa2sf5q/wish/459086680 More Drifting 23starra2 https://padlet.com/23starra2/b574paa2sf5q/wish/459091235 Euramerica collided with the continent Siberia to form what is now Great Britain, the Nordic Mountains, and the Northern Appalachians.(1)]]> 2020-03-12 12:34:59 UTC https://padlet.com/23starra2/b574paa2sf5q/wish/459091235 Lasted from 419.2 million and 358.9 million years ago. (3) 23starra2 https://padlet.com/23starra2/b574paa2sf5q/wish/459095727 2020-03-12 12:41:24 UTC https://padlet.com/23starra2/b574paa2sf5q/wish/459095727 Marine Life 23kobelskia1 https://padlet.com/23starra2/b574paa2sf5q/wish/459096775 The Devonian period was a time where there was where a large variety of fish, hence the name 'The Age of Fishes'. One Fossil recently discovered was thought to be a vital link between fish and the first vertebrates to walk on land. cartilaginous fish where also found which are thought to be ancestors of sharks and rays. (2)]]> 2020-03-12 12:42:56 UTC https://padlet.com/23starra2/b574paa2sf5q/wish/459096775 Mass Extinction pt2 23starra2 https://padlet.com/23starra2/b574paa2sf5q/wish/459097487 With the newly formed forests, the CO2 levels dropped and cooled the climate, possibly causing the extinctions. (1)]]> 2020-03-12 12:43:49 UTC https://padlet.com/23starra2/b574paa2sf5q/wish/459097487 Climate pt2 23starra2 https://padlet.com/23starra2/b574paa2sf5q/wish/459100729 There were very small ice caps, if any, indicating the temperature of Earth then was warmer than the climate in modern day. (3)]]> 2020-03-12 12:48:00 UTC https://padlet.com/23starra2/b574paa2sf5q/wish/459100729 Works Cited 23starra2 https://padlet.com/23starra2/b574paa2sf5q/wish/459101226 1 - “Devonian Period: Climate, Animals & Plants.” LiveScience, Purch, www.livescience.com/43596-devonian-period.html.

2 - “Devonian Period and Why Its Known as the Age of Fishes.” And Prehistoric Information | National Geographic, 19 Jan. 2017, www.nationalgeographic.com/science/prehistoric-world/devonian/.

3 - House, Michael R. “Devonian Period.” Encyclopædia Britannica, Encyclopædia Britannica, Inc., 18 Feb. 2020, www.britannica.com/science/Devonian-Period.
]]> 2020-03-12 12:48:43 UTC https://padlet.com/23starra2/b574paa2sf5q/wish/459101226 Biological Change 23starra2 https://padlet.com/23starra2/b574paa2sf5q/wish/463538630 Plants, such as lycophytes, horsetails and ferns, grew larger than ever before to form Earth's first forests. (1)]]> 2020-03-17 18:06:18 UTC https://padlet.com/23starra2/b574paa2sf5q/wish/463538630 Mass extiction 23kobelskia1 https://padlet.com/23starra2/b574paa2sf5q/wish/463553680 The Mass extinction took place during the late middle of the Devonian period. This extinction was responsible for taking out great coral reefs, jawless fish and trilobites. (1)]]> 2020-03-17 18:17:59 UTC https://padlet.com/23starra2/b574paa2sf5q/wish/463553680 23starra2 https://padlet.com/23starra2/b574paa2sf5q/wish/463587487 Map of the Earth's continents, before Pangaea was formed.
https://www.britannica.com/science/Devonian-Period]]> 2020-03-17 18:45:01 UTC https://padlet.com/23starra2/b574paa2sf5q/wish/463587487 23kobelskia1 https://padlet.com/23starra2/b574paa2sf5q/wish/463590131 Photo of an Tiktaalik rosae, the earliest known tetrapod. https://www.livescience.com/43596-devonian-period.html]]> 2020-03-17 18:47:10 UTC https://padlet.com/23starra2/b574paa2sf5q/wish/463590131