We've Extincted So Many Animals, You Know? | 2min snip from SciShow Tangents

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CHAPTER

We've Extincted So Many Animals, You Know?

We've extincted so many animals. We got to do something. Bekkadee on YouTube asks, why is it that we, or at least I, will occasionally spray spit from the back of the throat by accident if my mouth is open just right? It's now time for Ask the Science Couch where we ask our couch of finely honed scientific minds.

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You need to clean a smudge of your glasses? Use some spit! Gotta make some food moist so you can swallow it? Why not try spit? Lips too dry to whistle a tune? My friend, spit is the bodily excretion for you! Spit: don't leave home without it!

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[Trivia Question]

Minor salivary glands

https://www.smithsonianmag.com/smart-news/researchers-may-have-discovered-new-organ-set-salivary-glands-hidden-your-head-180976104/

[Fact Off]

Bowerbird making “paint” out of saliva

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3996615/

https://onlinelibrary.wiley.com/doi/abs/10.1111/j.2005.0908-8857.03549.x

https://www.sciencedirect.com/science/article/abs/pii/S0003347213001097?via%3Dihub