Why Crocodiles Have An Extra Hole in their Heart

Crocodiles have four-chambered hearts, just like we do! But, while our hearts do just fine with four valves, they have a slightly different approach…

Hosted by: Stefan Chin

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Sources:
https://www.nature.com/articles/35022652
https://pubmed.ncbi.nlm.nih.gov/10524737/
https://www.sciencedirect.com/science/article/abs/pii/S0300962996002551?via%3Dihub
https://pubmed.ncbi.nlm.nih.gov/20639429/
https://pubmed.ncbi.nlm.nih.gov/18194087/
https://my.clevelandclinic.org/health/body/21775-circulatory-system

Images:
https://commons.wikimedia.org/wiki/File:Freshwater_Crocodile_at_Lone_Pine_Koala_Sanctuary.jpg
https://www.shutterstock.com/image-vector/blood-circulation-system-stylized-heart-anatomy-1420732967
https://commons.wikimedia.org/wiki/File:Alveoli.svg
https://www.shutterstock.com/image-vector/human-arterial-venous-circulatory-system-vector-1054965107
https://commons.wikimedia.org/wiki/File:Crocodile_Crocodylus-porosus_amk2.jpg
https://www.istockphoto.com/photo/australian-saltwater-crocodile-or-estuarine-crocodile-crocodylus-porosus-adult-gm1251468343-365234849
https://commons.wikimedia.org/wiki/File:3.06b.jpg
https://commons.wikimedia.org/wiki/File:Nile_crocodile_head.jpg
https://www.storyblocks.com/video/stock/crocodile-warming-on-the-sun-in-jungle-buoma6jmbj3guv7i4
https://www.istockphoto.com/photo/american-crocodile-underwater-close-up-gm1301627299-393618716
https://www.istockphoto.com/photo/crocodile-lying-on-river-bottom-gm982750952-266832299
https://commons.wikimedia.org/wiki/File:CrocHeart.jpg
https://www.istockphoto.com/photo/wild-american-crocodiles-in-a-river-tarcoles-over-croc-bridge-costa-rica-gm925061274-253862080
https://www.inaturalist.org/observations/55335012
https://www.istockphoto.com/photo/crocodile-gm1088918150-292094352