Mammals pretty much have the market cornered on hair, and you know all the other types of animals are jealous of us. Imagine a little lizard with bangs or something? It just wouldn’t be right. Sorry!

Follow us on Twitter @SciShowTangents, where we’ll tweet out topics for upcoming episodes and you can ask the science couch questions!

While you're at it, check out the Tangents crew on Twitter: Stefan: @itsmestefanchin Ceri: @ceriley Sam: @slamschultz Hank: @hankgreen

If you want to learn more about any of our main topics, check out SciShowTangents.org!

[Truth or Fail]

Camarillo white horse

https://books.google.com/books?id=WyYDAAAAMBAJ&pg=RA1-PA216&lpg=RA1-PA216&dq=%22telescopic+sight%22+spider+silk#v=onepage&q=%22telescopic%20sight%22%20spider%20silk&f=false

https://vgl.ucdavis.edu/services/horse/CamarilloWhite.php

https://www.camarillowhitehorses.org/history_camarillo_white_horses.html

African crested rat

https://royalsocietypublishing.org/doi/full/10.1098/rspb.2011.1169

https://www.sciencemag.org/news/2011/08/case-poisonous-rat

https://www.livescience.com/15360-crested-rat-poison-hairs-kills.html

Malabar giant squirrel

https://www.nationalgeographic.com/animals/2019/04/indian-giant-squirrels-colors-camouflage/

https://www.theguardian.com/environment/shortcuts/2017/jan/08/colour-changing-cats-warn-radioactive-waste-nuclear-plants-distant-descendants

[Fact Off]

Hyena poop hair preservation

Graphene hair dye

https://www.eurekalert.org/pub_releases/2018-03/nu-gfn031218.php

https://www.cell.com/chem/fulltext/S2451-9294(18)30082-2?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS2451929418300822%3Fshowall%3Dtrue

[Ask the Science Couch]

Grey hair

www.scientificamerican.com/article/why-does-hair-turn-gray/

https://science.sciencemag.org/content/307/5710/720

https://www.cell.com/cell/fulltext/S0092-8674(05)00293-X?

https://www.fasebj.org/doi/full/10.1096/fj.08-125435

Stress

www.theguardian.com/science/2020/jan/22/stress-speeds-up-hair-greying-process-science-confirms

https://www.nature.com/articles/s41586-020-1935-3

https://www.health.harvard.edu/blog/hair-turn-gray-2017091812226

[Butt One More Thing]

Trichobezoar

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3083501/

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