Why River Otters Have Bones… In Their Hearts
Most mammals can develop bones in their hearts. For humans, it's usually a bad thing, but for river otters, it could be a useful adaptation.
Hosted by: Stefan Chin
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Sources:
Cardiac skeleton overview
https://pubs.rsna.org/doi/full/10.1148/rg.2017170004
Bones in the heart skeleton of the otter (2000)
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1468091/pdf/joa_1963_0485.pdf
(2001)
https://www.researchgate.net/profile/Heike_Weber4/publication/228704564_Hearts_and_Bones-The_Heart_Skeleton_of_the_Otter_Lutra_lutra/links/5655942b08ae1ef929772738/Hearts-and-Bones-The-Heart-Skeleton-of-the-Otter-Lutra-lutra.pdf
Healthy heart: lessons from nature’s elite athletes
https://journals.physiology.org/doi/pdf/10.1152/physiol.00017.2015
AHOOO Structures
https://onlinelibrary.wiley.com/doi/full/10.1111/brv.12597
Osteogenesis and endochondral ossification
https://www.ncbi.nlm.nih.gov/books/NBK10056/
Chimps develop os cordis
https://www.nature.com/articles/s41598-020-66345-7
Images:
https://en.wikipedia.org/wiki/File:Gray495.png
Видео Why River Otters Have Bones… In Their Hearts канала SciShow
Hosted by: Stefan Chin
SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org
----------
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
----------
Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever:
Bd_Tmprd, Jeffrey Mckishen, James Knight, Christoph Schwanke, Jacob, Matt Curls, Sam Buck, Christopher R Boucher, Eric Jensen, Lehel Kovacs, Adam Brainard, Greg, Sam Lutfi, Piya Shedden, Katie Marie Magnone, Scott Satovsky Jr, Charles Southerland, Charles george, Alex Hackman, Chris Peters, Kevin Bealer
----------
Looking for SciShow elsewhere on the internet?
Facebook: http://www.facebook.com/scishow
Twitter: http://www.twitter.com/scishow
Tumblr: http://scishow.tumblr.com
Instagram: http://instagram.com/thescishow
----------
Sources:
Cardiac skeleton overview
https://pubs.rsna.org/doi/full/10.1148/rg.2017170004
Bones in the heart skeleton of the otter (2000)
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1468091/pdf/joa_1963_0485.pdf
(2001)
https://www.researchgate.net/profile/Heike_Weber4/publication/228704564_Hearts_and_Bones-The_Heart_Skeleton_of_the_Otter_Lutra_lutra/links/5655942b08ae1ef929772738/Hearts-and-Bones-The-Heart-Skeleton-of-the-Otter-Lutra-lutra.pdf
Healthy heart: lessons from nature’s elite athletes
https://journals.physiology.org/doi/pdf/10.1152/physiol.00017.2015
AHOOO Structures
https://onlinelibrary.wiley.com/doi/full/10.1111/brv.12597
Osteogenesis and endochondral ossification
https://www.ncbi.nlm.nih.gov/books/NBK10056/
Chimps develop os cordis
https://www.nature.com/articles/s41598-020-66345-7
Images:
https://en.wikipedia.org/wiki/File:Gray495.png
Видео Why River Otters Have Bones… In Their Hearts канала SciShow
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