Yes, Several viewers of this film often think that Hedorah was spawned directly from Earth's pollution. However, the film explicitly states that Hedorah was actually an alien life form. Its place of origin was the Dark Gaseous Nebula in the constellation Orion. Hedorah arrived on Earth to feed on its pollution.
Yes. Director Yoshimitsu Banno mentioned in an interview how Hedorah's eyes were designed to be similar to the crude drawings of vaginas found in rest room stalls. For Hedorah's next appearance in the film Godzilla: Final Wars (2004), this allusion was, to say the least, significantly toned down.
A toxic, ever-evolving alien life-form from the Dark Gaseous Nebula arrives to consume rampant pollution, and neither humanity nor Godzilla may be able to stop it.
