Pokedex info on Pokemon Zweilous
Black: After it has eaten up all the food in its territory, it moves to another area. Its two heads do not get along.
White: Since their two heads do not get along and compete with each other for food, they always eat too much.
Type: Dark, Dragon
Species: Hostile Pokémon
Height: 4′7″ (1.40m)
Weight: 110.2 lbs (50.0 kg)
EV Yield: 2 Attack
Catch Rate: 45 (5.9% with PokéBall, full HP)
Sp. Attack: 65
Sp. Defense: 70