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How Mammals Survived the Asteroid Impact that Wiped Out Dinosaurs | GEO GIRL

Ever wonder why mammals survived the asteroid impact at the KPg boundary, 66 million years ago, while the non-avian dinosaurs went extinct? In this video, I cover the major factors that allow mammals to survive the KPg mass extinction event over dinosaurs. Hope you enjoy! 0:00 Intro & Why We Care 1:53 The KPg Extinction Took Out Dinos 2:31 But Mammals Survived then Radiated 4:40 Leading up to the KPg Event 6:22 Mammals Were Hit HARD 7:11 Mammals vs Other Mammals 9:04 Mammal vs Dino Size 11:37 Mammal vs Dino Diet 11:59 Mammal vs Dino Niche 12:42 Dinos Already Declining? 13:40 Mammal vs Dino Stability 15:45 Mammal vs Dino Metabolism 16:22 Extinctions of Other Mammals 17:02 Post-Extinction Rise of Mammals References: Brussatte, 2022- https://www.scientificamerican.com/ar... Sakamoto et al. 2016- https://doi.org/10.1038/s41467-021-23... Goswami et al. 2011- https://doi.org/10.1073/pnas.1108723108 Garcia-Giron et al. 2022- https://doi.org/10.1126/sciadv.add5040 Brocklehurst et al. 2021- https://doi.org/10.1016/j.cub.2021.04... Hunter, 2020- https://doi.org/10.15252/embr.202051617 Pires et al. 2018- http://dx.doi.org/10.1098/rsbl.2018.0458 Earth System History: https://amzn.to/3v1Iy0G 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!