Mourning Cloak on Easter

Here's the Mourning Cloak sunning on the sidewalk on Easter Sunday. I'll be watching the Pussy Willows in the next few weeks for egg clusters or caterpillars. Here's some good info about it: BAMONA . I note that Pussy Willows aren't actually listed as a host tree, so maybe the attraction in the neighborhood is the neighbors mature (read large & messy) Cottonwood tree. Here's another link...BugGuide