The roosting population size fell to 2.2 acres this winter, the second smallest since scientists began tracking in this manner in the early 1990s and down from a peak of 45 acres in the mid-1990s.
Scientists say roosting monarchs took up 2.2 acres of Mexican fir forests this winter. That's the second smallest overwintering population on the books.
Monarch butterflies just took a big hit Midwesterners may see few of them this year kcur.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from kcur.org Daily Mail and Mail on Sunday newspapers.
Monarch butterflies just took a big hit Midwesterners may see few of them this year kmuw.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from kmuw.org Daily Mail and Mail on Sunday newspapers.
Missouri lawmakers considering bill to stop the sale of invasive plants ksmu.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from ksmu.org Daily Mail and Mail on Sunday newspapers.