Nerval's Lobster: Is walking a crustacean any more ridiculous than a dog?

Before Rimbaud, before the Surrealists, there was Nerval (1808 - 1855), living his life as if it were a lucid dream. Of course, it didn't hurt that his mental skies flickered with the chain lightning of madness—bouts of insanity that condemned him to periodic stays in asylums and, ultimately, self-murder.