There's a sandhill crane nesting in the middle of a patch of restored marsh, the bird's partner calling out as it returns to their nest.
원문출처 : https://www.cnn.com/travel/article/visit-every-national-park-indiana-dunes/index.html
원문출처 : https://www.cnn.com/travel/article/visit-every-national-park-indiana-dunes/index.html