(The) Last Man on Earth may refer to: 1  The Last Man on Earth (1924 film), a silent comedy film.  The Last Man on Earth (1964 film), an Italian science fiction starring Vincent Price.
Lizard is the symbol of dreams, the dreamer and shadowy depths of other realities we perceive that is not on the physical plane of existence. Other keywords I use for this creature are greater-awareness, camouflage, relaxation, day-dreaming, goals, desires and visions.
In the keen Celtic mind, snake symbolic meaning of transformation came from the shedding of its skin. Physical evidence of leaving its form behind (casting off the old self), and emerging a sleeker, newer version made the snake a powerful symbol of rebirth and renewal.