At https://phys.org/print451201630.html … a fossilised snake embryo preserved in amber and dating back over a 100 million years ago – has been discovered.
Itg seems the snake was living in an ancient forest environ with numerous insects and plants (also trapped in amber). Jovan sent in the link http://blogs.discovermagazine.com/deadthings/2018/07/18/baby-snake-in-am…