Why do snakes have a V at the top of there thongs

Question: Why do snakes have a V at the top of there thongs
- Keywords:
  snake,
  tongue
Asked by 733fddk26 to Ciara on 9 Nov 2017.
- Ciara O'Donovan answered on 9 Nov 2017:
  
  I am not sure as this is not really something I study.. I guess they have just developed this way. Possibly so they can sense things better as I think they stick out their tongue to smell.

Question: Why do snakes have a V at the top of there thongs