Climb Tree
http://www.youtube.com/watch?v=8VLjDjXzTiU

So, equipping the nest with a self-erecting tower, or just finding a
nice rock, or crevice to climb up, would allow snakes to gain
interesting views.

Amphibious snake
http://www.youtube.com/watch?v=k8j0jNxMeSQ

So, swimming in the seas of Titan or any of the other moons that have
liquid on their surfaces need not be a problem.

Small radio-isotope-thermal generators replacing the batteries are
possible giving the robot a much longer life and setting it free from
the 'nest' that brought it to its destination.