A working thesis statement is similar to a regular thesis statement. The only difference is that you can change this one as much as you want before you decide on your last thesis statement. A working statement is not your final version of the thesis statement.
Although, a wasp's sting can ward of some kinds of predators.
It's a book describing life in the woods.
It just depends on the subject that you are doing. .com is not the most reliable.
.gov and .edu are more reliable because they are from a government organization and a college or university,
Hope this is the answer you are looking for.