Last spring , millions of them migrated through the state and into oregon , passing shapiro ' s sacramento site at a rate of four per second . this spring , he had reports of four painted ladies a month in the same area 夏皮洛解釋說,去年初冬氣候相對較溫和,不夠寒冷的環境破壞了蝴蝶的休眠期,因此在今年較暖和的2月份里,蝴蝶并沒有破繭而出。
百科解釋
The Cynthia group of colourful butterflies, commonly called painted ladies, comprises a subgenus of the genus Vanessa in the Family Nymphalidae. They are well known throughout most of the world.