Lizard-A couple of leopard Geckos
-Bearded dragon_But as zoe said-Will scratch it up
-Blue tounge skink
-1 mali Uro--But would scratch it up
Snakes- Amazon Tree boa...But there not to friendly
Corn Snake- Cool colors-Great pets/small
Ball Python--I love em..LOL
Rat snake/king snake
For a snake I would go with a pair of balls, For lizards I would go for a couple of leopard Geckos.
N bartman..2 uros wont go good in a 55g.....UBigger is needed for 2.