KidzTube
Welcome
Login / Register

How Human Teeth Evolved From Ancient Fish

Featured

Thanks! Share it with your friends!

URL

You disliked this video. Thanks for the feedback!

Sorry, only registred users can create playlists.
URL


 Biology   |   Environmental   |   Science
 Find Related Videos  added
533 Views

Description

Scientists have found that tooth enamel may have evolved from ancient fish scales and bones! How did that happen?

Disturbing Places Teeth Can Grow ►►►► http://dne.ws/1N4j5Jd
DNews Live Tickets Here ►►►► http://dne.ws/1Fa2OCh

Read More:

How the enamel that coats your teeth evolved
http://news.sciencemag.org/2015/09/how-enamel-coating-your-teeth-evolved-ancient-fish-scales

“The hardest bit of your body is the enamel coating your teeth. But new analyses of fish fossils, as well as genetic analyses of a living fish species, suggest that this specialized material once served a very different function: to toughen some bones and scales of ancient fish.”

Shark Teeth Have Built-In Toothpaste
http://news.discovery.com/animals/sharks/shark-teeth-flouride-120725.htm

“The outside of shark teeth is made up of fluoride, the active component of most toothpaste.”

____________________

DNews is dedicated to satisfying your curiosity and to bringing you mind-bending stories & perspectives you won't find anywhere else! New videos twice daily.

Watch More DNews on TestTube http://testtube.com/dnews

Subscribe now! http://www.youtube.com/subscription_center?add_user=dnewschannel

DNews on Twitter http://twitter.com/dnews

Trace Dominguez on Twitter https://twitter.com/tracedominguez

Julia Wilde on Twitter https://twitter.com/julia_sci

DNews on Facebook https://facebook.com/DiscoveryNews

DNews on Google+ http://gplus.to/dnews

Discovery News http://discoverynews.com

Download the TestTube App: http://testu.be/1ndmmMq

Sign Up For The TestTube Mailing List: http://dne.ws/1McUJdm

Post your comment

Comments

Be the first to comment






RSS