Planet of the Werewolves: Science Fantasy

The werewolves ran wild over the surface of the planet, always in their skins, never in their more human forms. They howled and mated and killed and formed pack and dominance. The younger ones had never been human, did not even understand the idea of humanity. The older ones had a slow burning anger deep in the back of their skulls, an anger that resurfaced whenever the others came to visit the planet. And so soon, no others did, because all knew what would happen when you landed on the planet of the werewolves. She wouldn't have chosen to land there, if her ship hadn't made a burning wreck of itself going through re-entry. She didn't know that it was a planet of werewolves--that information had been locked and buried under seals that would--

Inspiration: cvalenti saying something about creating planets of werewolves.
Story Potential: Maybe high potential? If so, only because everybody and their sister seems to be able to sell these stories.
Notes: What scared 'em wasn't the wolf form, but the human? And instead of Siberia, they get a planet that always has a full moon. Or almost always. Almost almost always.