Poetry. Monarchs are the most iconic of the North American butterflies and the only butterfly that migrates. Every fall, Monarchs travel to a winter home among the oyamel firs in Mexico, a journey of over 2,000 miles. This annual migration is threatened, however, by pesticides, climate change, and land development. Their numbers have plummeted by 80% in the last 20 years. Naturalists and citizen scientists (and poets ) are working to preserve this...