Snake and lizard ancestor may have birthed live young
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2013/12/Underwoodisaurus_milii_free.jpg?fit=860%2C460&ssl=1)
Snakes and lizards similar to this thick tailed gecko may have descended from an early ancestor that gave birth to live offspring instead of laying eggs.
Tnarg 12345/Wikimedia Commons
Snakes and lizards similar to this thick tailed gecko may have descended from an early ancestor that gave birth to live offspring instead of laying eggs.
Tnarg 12345/Wikimedia Commons