I love signage and how different parts of the US and different parts of the world have unique signage. As I drove around, I stopped and took a bunch of pictures of crossing signs. In Chicago and the Midwest, the main crossing sign that you see is this one: look out for pedestrians.
You might also see this one: prancing deer next 12 miles! Look out!
Out west there are lots more. Here are a few I saw:
For a much more comprehensive gallery of images, check out this blog:
http://www.mathpropress.com/stan/crossings/Animals/.