Found this hard, foam-like brown structure attached to a fence post in the backyard. I was about to scrape it off but hesitated. What is it?
Finding a strange, foam-like brown object on a fence post or a tree branch can be a very surprising experience. You might feel a bit nervous or curious, wondering if you should remove it or leave it alone. Before you reach for a scraper, it is helpful to know that you have likely found one … Read more