Florida monarch butterfly populations have dropped 80 percent since 2005 – Research News https://www.floridamuseum.ufl.edu/science/florida-monarch/
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. This decrease parallels monarchs’ dwindling numbers in their overwintering grounds in Mexico, said study co-author Jar
“He really was the grand old man of monarchs,� said Williams. “Nobody has done
