If you don't know what this is on the right.. and you see it on your trees in your back yard.. you need to get the book for sure.
As a bonus for you faithful readers.. take a look at this 10 min. YouTube video Ms Baker has prepared. She tells, and shows you much of what you need to know, but we value the book as the complete story.
The link is HERE I think you will enjoy it and stay safer as a result.