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From big, slimy earthworms to microscopic C. elegans, worms are everywhere... or are they? It turns out, as is often the case on Tangents, that everything you thought you knew about worms is a lie, up to and including their very existence!

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[Trivia Question]

Dave the longest earthworm

https://www.theguardian.com/science/2016/nov/04/uk-biggest-worm-record-breaking-in-cheshire

[Fact Off]

Geosmin smells like danger to C. elegans

https://www.sciencedaily.com/releases/2022/04/220405143530.htm

https://pubmed.ncbi.nlm.nih.gov/35323022/

Ice worms in glaciers

https://onlinelibrary.wiley.com/doi/10.1002/1097-4687(200012)246:3%3C192::AID-JMOR3%3E3.0.CO;2-B

https://link.springer.com/article/10.1007/s10930-020-09889-x

https://glaciers.nichols.edu/iceworm/

https://www.nationalgeographic.com/animals/article/amazing-ice-worms-threatened-melting-glaciers

https://www.npr.org/2021/07/13/1011376403/its-summer-and-that-means-the-mysterious-return-of-glacier-ice-worms

[Ask the Science Couch]

Invasive earthworms in North America

https://www.sciencedirect.com/science/article/abs/pii/S003807170600527X

https://link.springer.com/article/10.1007/s10530-006-9019-3

http://genesee.cce.cornell.edu/agriculture/natural-resources/invasive-pests/jumping-worm-amynthas-spp

https://www.sciencedirect.com/science/article/abs/pii/S0038071720302510

https://dnr.wisconsin.gov/topic/Invasives/fact/jumpingWorm.html

Invasive flatworms that prey on earthworms

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5969052/

https://eastland.agrilife.org/invasive-hammerhead-flatworms/

https://www.jstor.org/stable/3858619

[Butt One More Thing]

Largest human coprolite has parasitic worms

https://www.atlasobscura.com/places/lloyds-bank-coprolite

https://www.theguardian.com/careers/2016/may/12/paleoscatologists-dig-up-stools-as-precious-as-the-crown-jewels

https://www.bbc.co.uk/ahistoryoftheworld/objects/51Et55R_RuCmabtTgQllzQ