Surprisingly Big Ancient Creatures Why are ancient creatures
Surprisingly Big Ancient Creatures
Why are ancient creatures so big ? There are roughly two reasons. ・The oxygen concentration was higher than now. ・The food was abundant. So, I will show you how big there were! Reference: 速水健司, 「大むかしの生物」, 小学館, 2009年
Big Ancient Creatures Basilosaurus (this means The king of lizard. ) ・Their total length is about 25 meters. Compare ・They are the ancestors of whales. with Humans *1 *2 *1 Quotation from (https: //www. kaseki 7. com/z_column/basilosaurus. html) Reference: 速水健司, 「大むかしの生物」, 小学館, 2009年 *2 Quotation from (https: //www. silhouette-illust. com/)
Carcharodon megalodon (this means Huge jagged teeth) ・Their total length is about 16 meters. ・When they open their mouth, it is 1. 3 meters. *4 *3 *3 Quotation from (https: //www. kaseki 7. com/zukan/kobetu/shark. html) wissen. de/nachrichten/biologie/megalodon-groesse-des-super-hais-bestimmt-13374122) 年 Megalodon teeth (Left) Great white shark teeth (Right) *4 Quotation from (https: //www. forschung-und. Reference: 速水健司, 「大むかしの生物」, 小学館, 2009
Sarcosuchus (this means Carnivorous crocodile ) ・Their total length is about 12 meters. ・About 4 times the size of the crocodile. *5 This is a crocodile. *6 *7 *5 Quotation from (https: //paleontology. sakura. ne. jp/sarukosukusu. html) *6 Quotation from (https: //www. silhouette-illust. com/) *7 Quotation from (http: //illustration-card. livedoor. biz/archives/1376539. html) Reference: 速水健司, 「大むかしの生物」, 小学館, 2009年
Conclusion We know that ancient creatures existed, but we cannot see everything that actually existed. So, please imagine ・How big they were from familiar things ・How they lived Thinking in this way leads to discoveries and inspiration!
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