Camouflage
SciShow Tangents
Yehudi lights and counter-illumination
Hank asks and explains Yehudi lights used to match sky brightness, reducing silhouette contrast at night.
Now you see it, now you don't - this episode is a true trick for the senses as we uncover the hidden wonders of Camouflage! From human ingenuity (?) to animal creativity, misdirection and subterfuge abound in this episode, so keep your eyes peeled, it's not one you'll want to miss!
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[This, That, or the Other: Disappearing Acts]
Stripes painted on ships and planes
Painting planes pink
Yehudi lights on planes
https://www.cnrs-scrn.org/northern_mariner/vol19/tnm_19_171-192.pdf
https://pmc.ncbi.nlm.nih.gov/articles/PMC1634902/
https://www.penguinrandomhouse.com/books/552503/the-secret-lives-of-color-by-kassia-st-clair/
https://books.google.com/books?id=DUkl5bH6k6EC&pg=PA62#v=onepage&q&f=false
[Trivia Question]
Color combinations of Bargibant's pygmy seahorses
https://www.fishbase.se/summary/Hippocampus-bargibanti
https://oceana.org/marine-life/pygmy-seahorse/
https://owlcation.com/stem/Camouflage-in-Animals-Pygmy-Seahorses
[Fact Off]
Trashline orb-weaver spiders that build self-portraits for camouflage https://web.archive.org/web/20160829062900/http://blog.perunature.com:80/2012/12/new-species-of-decoy-spider-likely.html
https://phys.org/news/2012-12-species-spider-fake-decoys.html
https://mdc.mo.gov/discover-nature/field-guide/trashline-orbweavers
https://academic.oup.com/beheco/article-abstract/10/4/372/2252323
Picture examples of stabilimenta: https://en.wikipedia.org/wiki/Stabilimentum
Tricking mice with scent camouflage by adding too much wheat smell
https://www.science.org/doi/10.1126/sciadv.abe4164
https://www.nature.com/articles/s41893-023-01127-3
https://www.sciencenews.org/article/camouflaging-wheat-smell-pest-control
[Ask the Science Couch]
Color-changing biology in invertebrates like octopuses vs. vertebrates like chameleons
https://pmc.ncbi.nlm.nih.gov/articles/PMC5804272/
https://www.nature.com/articles/ncomms7368
https://link.springer.com/article/10.1039/c0pp00199f
https://ocean.si.edu/ocean-life/invertebrates/how-octopuses-and-squids-change-color
https://pmc.ncbi.nlm.nih.gov/articles/PMC2936158/
Patreon bonus: Non-visual-spectrum camouflage or other senses
https://www.science.org/doi/10.1126/science.860137
https://royalsocietypublishing.org/doi/10.1098/rstb.2008.0228
https://link.springer.com/article/10.1007/s00049-004-0274-4
https://royalsocietypublishing.org/doi/10.1098/rsif.2019.0183
[Butt One More Thing]
Caterpillars, spiders, and moths that camouflage themselves as bird poop
https://entnemdept.ufl.edu/creatures/citrus/giantswallowtail.htm
https://nhpbs.org/natureworks/viceroy.htm
https://australian.museum/learn/animals/spiders/bird-dropping-spider/
https://boingboing.net/2019/11/14/macrocilix-maia-a-moth-that-e.html
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