If you hear the word “baby-faced” you might picture a doe-eyed celebrity who never seems to age. But, really, you should be thinking of the axolotl. However, it is possible to transform these otherwise forever-babies, causing them to lose that youthful glow. Hosted by: Michael Aranda SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org/ ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Chris Peters, Matt Curls, Kevin Bealer, Jeffrey Mckishen, Jacob, Christopher R Boucher, Nazara, charles george, Christoph Schwanke, Ash, Silas Emrys, KatieMarie Magnone, Eric Jensen, Adam Brainard, Piya Shedden, Alex Hackman, James Knight, GrowingViolet, Sam Lutfi, Alisa Sherbow, Jason A Saslow, Dr. Melvin Sanicas ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com/ Instagram: http://instagram.com/thescishow ---------- Sources: https://academic.oup.com/endo/article/145/2/760/2500402?login=true https://www.pnas.org/content/106/14/5743 https://www.nature.com/articles/s41598-018-29373-y.pdf https://www.sciencedirect.com/science/article/pii/S0016648009000768 https://www.frontiersin.org/articles/10.3389/fendo.2019.00237/full https://www.nature.com/articles/104435b0 https://bmcgenomics.biomedcentral.com/articles/10.1186/1471-2164-9-78 https://www.sciencedirect.com/science/article/pii/001664809290172G https://www.longdom.org/open-access/gene-expression-in-thyroxininduced-metamorphosing-axolotl-hearts-2329-6607.1000e122.pdf https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3166550/ https://www.pnas.org/content/94/24/13011.short https://www.nature.com/articles/s41598-018-29373-y#rightslink https://academic.oup.com/cz/article/63/2/165/3057019 https://anatomypubs.onlinelibrary.wiley.com/doi/abs/10.1002/aja.1000150403 https://www.journals.uchicago.edu/doi/abs/10.1086/394336 Images: https://www.istockphoto.com/photo/axolotl-in-front-of-a-white-background-gm508416596-85256327 https://www.istockphoto.com/photo/axolotl-swimming-in-an-aquarium-tank-gm155305369-10048766 https://www.istockphoto.com/vector/life-cycle-of-frog-gm491131016-75589617 https://www.flickr.com/photos/usfwsmtnprairie/48536800457/in/photolist-2jjiXGz-2hmBCZF-2gjLwrV-2gX2MMc-fyoopp-oq7XPk-oq7h15-fyCRbq-fyCFj7-fyor92-fyoojt-2ma29ng-fyophr-2m5w2D1-KR7JYd-pNPLvK-pwkeVH https://www.flickr.com/photos/usfwsmtnprairie/48126428343/in/photolist-2jjiXGz-2hmBCZF-2gjLwrV-2gX2MMc-fyoopp-oq7XPk-oq7h15-fyCRbq-fyCFj7-fyor92-fyoojt-2ma29ng-fyophr-2m5w2D1-KR7JYd-pNPLvK-pwkeVH https://www.flickr.com/photos/usfwsmtnprairie/50090315573/in/photolist-2jjiXGz-2hmBCZF-2gjLwrV-2gX2MMc-fyoopp-oq7XPk-oq7h15-fyCRbq-fyCFj7-fyor92-fyoojt-2ma29ng-fyophr-2m5w2D1-KR7JYd-pNPLvK-pwkeVH https://www.flickr.com/photos/usfwsmtnprairie/48803684121/in/photolist-2jjiXGz-2hmBCZF-2gjLwrV-2gX2MMc-fyoopp-oq7XPk-oq7h15-fyCRbq-fyCFj7-fyor92-fyoojt-2ma29ng-fyophr-2m5w2D1-KR7JYd-pNPLvK-pwkeVH https://www.istockphoto.com/photo/close-up-view-of-an-axolotl-gm1097906546-294849996 https://www.istockphoto.com/photo/human-glands-lobes-of-thyroid-gland-anatomy-gm1225753024-360899027 https://www.istockphoto.com/photo/axolotl-gm178562710-24909497 https://www.istockphoto.com/photo/axolotl-amphibian-gm1142495452-306479353 https://www.istockphoto.com/photo/axolotl-of-the-aquarium-gm668494266-122143897