Loading formats...
Why humans have sharp front teeth
Description
We share our sharp canine teeth with lions, hippos, and other mammals. But believe it or not, they have nothing to do with tearing into meat. Instead, our ancestors originally used them to fight for mating rights, and they shrunk over time as we stopped using our teeth as weapons.
More from this user
45:55
How Female Serial Killers Actually Work
Insider
21:02
How Families Risk Their Lives Harvesting Toxic Green Mussels In Indonesia
Insider
04:19
If you're waiting to invest because you don't earn enough, you could be making a big mistake
Insider
38:56
Inside Kalshi's plan to attract Wall Street traders
Insider
38:58
Inside Kalshi's plan to attract Wall Street traders
Insider
26:44
On The Ground Inside Ukraine's Secret Uncrewed Weapons Revolution
Insider
Related videos
03:04
Why humans have sharp front teeth
Science Insider
03:04
Why humans have sharp front teeth
Business Insider
01:15
Wisdom teeth: The surprising reason why humans have them
OhMyMag UK
03:13
Why humans can't regrow teeth
Tech Insider
03:13
Why humans can't regrow teeth
Insider
03:13
Why humans can't regrow teeth
Business Insider