Sent_en: 2zh After a year of turbulent weather in Mexico and destruction of their habitat, the Monarch butterfly (Danaus plexippus) population could be down by as much as 50% to 60% this year, experts say.
Sent_yy: 专家说，在墨西哥经历了一年的动荡天气和以及帝王蝶栖息地遭到破坏之后，帝王蝶的数量今年可能会减少百分之五十到百分之六十之多。