In some circles this is a burning theological issue.
A couple of years ago a charming although faked up series of church signboards floating around the web addressed the question. I’ve seen it up and about once or twice since, as well…
This response comes from the pen of the Unitarian Rod Serling. Worth twenty-five minutes, I think…
As to my own view, I’d have to go with James Thurber’s observation, “If I have any beliefs about immortality, it is that certain dogs I have known will go to heaven, and very, very few persons.”