Portal:Wetlands/Did you know/20

{{Selected DYK

| image = Will-o-the-wisp and snake by Hermann Hendrich 1823.jpg

| size = 175px

| caption = that a will-o'-the-wisp is an atmospheric ghost lights seen at night over wetlands?

| text = that a will-o'-the-wisp is a ghost light seen at night over wetlands?

(Pictured left: Will-o-the-wisp by Hermann Hendrich)

| link = Will-o'-the-wisp

}}