Mandibuzz. It appears there on Black 2 every Thursday and has its hidden ability that can only be gotten there. White 2 gets a bird called Braviary --- "Only fools believe in the goddess' ways." Lightning, Lightning Returns: Final Fantasy XIII Pokemon Black 2 FC:[Derrick] - [3783 6998 1893]
Ontopic: I never checked after I caught once but I think like all interactable Pokemon, can only catch once. You can get more on I think route 23 though by catching the baby version there. --- Pokemon Black 2 FC: Zareth - 4256 2465 9359 Student of Mewtwo, the true Badass of Pokemon.