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 夏皮洛解释说,去年初冬气候相对较温和,不够寒冷的环境破坏了蝴蝶的休眠期,因此在今年较暖和的2月份里,蝴蝶并没有破茧而出。
百科解释
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.