All the Times Mammals Went Back to Sea- From Walking Whales to Running Seals! GEO GIRL скачать в хорошем качестве

All the Times Mammals Went Back to Sea- From Walking Whales to Running Seals! GEO GIRL

Ever wonder how whales, dolphins, seals, walruses, and manatees went from land to sea? This video covers the major groups of marine mammals and the progession of key species in each group during the transition from being terrestrial to aquatic animals. And you will NOT believe how many independent times mammals evolved to go back to sea! I know because I couldn't believe it either! I hope you enjoy learning about marine mammals evolution as much as I did! ;D References: Earth System History: https://amzn.to/3v1Iy0G Uhen, 2007: review over marine mammal evolution- https://doi.org/10.1002/ar.20545 Berta, Sumich, and Kovacs, 2015: Marine Mammals: Evolutionary Biology- https://amzn.to/41fEsUd 0:00 All animal groups have gone back to sea 0:51 Marine Reptiles 2:26 Aquatic & Sea Birds 2:43 Marine Mammals 3:59 All Mammal Groups That Went to sea 5:35 Whales Journey to Sea 9:26 Manatees & Dugongs Journey to Sea 11:44 Seals & Walruses Journey to Sea 15:06 Polar Bears & Sea Otters 16:43 Coinciding Evolution of Marine Mammals 17:30 Future of Marine Mammals? GEO GIRL Website: https://www.geogirlscience.com/ (visit my website to see all my courses, shop merch, learn more about me, & donate to support the channel if you'd like!) Hey there, Earth enthusiast! Check my favorite Earth-friendly products: Bamboo toilet paper: https://shrsl.com/3cvku Bamboo paper towels: https://shrsl.com/3cvkw Compostable tableware: https://shrsl.com/3cvkz Compostable trash bags: https://shrsl.com/3cvl0 Bamboo cutlery + straw! : https://shrsl.com/3cwfl Eco-Friendly Tote (great for grocery shopping!): https://shrsl.com/3cwfp Reusable straws + cleaning brushes (my fav!): https://shrsl.com/3cwft Eco-friendly laundry detergent: https://shrsl.com/3cwgo Directly offset your carbon footprint with Wren: https://shrsl.com/3d0t2 (Just click link, press get started, take the free C footprint quiz, then choose how much you want to reduce your footprint by donating to the C sequestration projects they're funding!) Non-textbook books I recommend: Oxygen by D. Canfield: https://amzn.to/3gffbCL Brief history of Earth by A. Knoll: https://amzn.to/3w3hC1I Life on young planet by A. Knoll: https://amzn.to/2RBMpny Some assembly required by N. Shubin: https://amzn.to/3w1Ezm2 Your inner fish by N. Shubin: https://amzn.to/3cpw3Wb Oxygen by N. Lane: https://amzn.to/3z4FgwZ Alien Oceans by K. Hand: https://amzn.to/3clMx1l Life's Engines: https://amzn.to/3w1Nhke Tools I use as a geologist/teacher/student: Geology field notebook: https://amzn.to/3lb6dJf Geology rock hammer: https://amzn.to/3DZw8MA Geological compass: https://amzn.to/3hfbdLu Geological hand lens: https://amzn.to/3jXysM5 Camera: https://amzn.to/3l6fGRT Carbon-neutral pencil bag: https://shrsl.com/3cvjv Carbon-neutral backpack: https://shrsl.com/3cvkc Disclaimer: Links included in this description might be affiliate links. If you purchase a product or service with the links that I provide I may receive a small commission, but there is no additional charge to you! Thank you for supporting my channel so I can continue to provide you with free content each week! And as always, let me know your topic suggestions in the comments down below!