Monarch Watch - An organization that strives to provide the public with information about the biology of monarch butterflies, their spectacular migration, and how to use monarchs to further science education. They also engage in research on monarch migration, population dynamics, and conservation of habitats to better understand how to preserve the species.
Butterflies On The Brink - a page from North American Butterfly Association's website about the challenges facing the Regal Fritillary.
The Regal Fritillary in Missouri and Kansas - a page from the Butterflies and Moths of North America website, including a range map.
Missouri Natural Heritage Database - a page from the Missouri Department of Conservation's website with a clickable map of counties in the state. Clicking on a county returns a list of some of the county's flora and fauna. Hey, where are the lepidoptera?!
Study Sheds Light on Butterfly Migration - Every year, Monarch butterflies travel more than a thousand miles from Canada to Mexico. New research might help explain how the monarch's tiny brain handles such a big journey. Click on the following link to listen to the report from National Public Radio.