I saw a caterpillar last week (there are many caterpillars moving about at this time of year) that I hadn’t seen here at the Museum in two years time. At first, I was stumped, couldn’t figure out just what this caterpillar was. I searched through Caterpillars of Eastern North America several times, looking at every one of the 593 photographs of caterpillars in the book each time, and still came up empty.     Recalling that caterpillars of some species can beRead more