Habitats: Such valley formations must be able to provide sufficient grass and nectar-producing plants. They must also be free from fierce predators, and be places where the butterflies may spend their entire lives.
★「生態型」：這類谷地必須可以提供足夠的食草與蜜源植物，且無強勁的天敵，蝴蝶終其一生都在谷中活動。