But with suitable habitat now disappearing at breakneck speed, it will take all we can do to prevent this low-flying flutterer from ... But in 2009 the U.S. Fish and Wildlife Service actually cut the ...

In late 2020 the U.S. Fish and Wildlife Service announced that monarchs ... their wings around 5 to 12 times per second — much more slowly than the average butterfly, who flaps about 20 times a second ...