[ScienceD] Florida monarch butterfly populations have dropped 80 percent since 2005

[Science Daily]

Florida monarch butterfly populations have dropped 80 percent since 2005

A 37-year survey of monarch populations in North Central Florida shows that caterpillars and butterflies have been declining since 1985 and have dropped by 80 percent since 2005.

http://feeds.sciencedaily.com/~r/science...091259.htm