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Duration:10:31
Uploaded:2025-06-02
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Port Jackson sharks live off the coast of Australia and have a mouth full of the weirdest shark teeth: pointed in the front and rounded like molars in the back.



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Sources:

https://australian.museum/learn/animals/fishes/port-jackson-shark-heterodontus-portusjacksoni-meyer-1793/

https://animaldiversity.org/accounts/Heterodontus_portusjacksoni/

https://www.sydney.com/destinations/sydney/sydney-city/sydney-harbour

https://etyfish.org/heterodontidae/

https://www.flickr.com/photos/82825649@N00/22634720789

https://pbs.twimg.com/media/EajMmemWAAAIn0d.jpg:large

https://pmc.ncbi.nlm.nih.gov/articles/PMC11842184/

https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1095-8649.2007.01721.x

https://saveourseas.com/mermaids-purses/

https://www.youtube.com/watch?v=iidYZf77Ji0

https://www.nature.com/articles/s41467-020-19739-0

https://www.forbes.com/sites/melissacristinamarquez/2022/05/01/shark-teeth-can-resist-ocean-acidification/

https://onlinelibrary.wiley.com/doi/abs/10.5694/j.1326-5377.1970.tb63142.x

https://link.springer.com/article/10.1007/s10071-013-0673-4

https://link.springer.com/article/10.1007/s10071-020-01402-2

https://link.springer.com/article/10.1007/s10071-018-1183-1

https://www.youtube.com/watch?v=Sm_HftQHj44

https://www.youtube.com/watch?v=8l9Lr9loHG4

https://link.springer.com/article/10.1007/s00265-019-2706-8

https://www.sharks.org/species

https://www.floridamuseum.ufl.edu/discover-fish/species-profiles/port-jackson-shark/

https://micronesianconservation.org/jen-page-4/

https://www.nespmarinecoastal.edu.au/story/scientists-spot-girls-only-shark-slumber-party-in-bass-straits-beagle-marine-park/



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Images:

https://docs.google.com/document/d/16j2jXkh4bQbevoFSix89np0KlhyUgS71B8CDp2rf6cQ/edit?usp=sharing
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