Evolution of venom, binge eating seen in snake DNA
Python and cobra genes evolved quickly to enable hunting strategies
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2013/12/ths_snake_feat_free.jpg?fit=860%2C460&ssl=1)
TURNING TOXIC King cobras evolved deadly venom from ordinary proteins. Duplicated genes and mutations altered the proteins’ functions, turning them into toxins.
Eric Isselee/Shutterstock