A summary of the monarch observations made by volunteers of the North American Butterfly Association

Here is a simple way to determine how monarchs are doing, compared to other butterflies

New study published: despite winter colony declines, monarchs are thriving in North America (really)

What's really going on with the western monarch population? A close look at a passed-over study

What does the size of the Mexican overwintering colonies mean for this summer's population size

New statistical study shows continued problems during overwintering, yet none during breeding

Update on eastern monarch breeding population

Seven (7!) papers about monarchs published at once - all about long-term trends