These interesting things are actually the home of a wasp larva, where it is protected from the elements while it grows large enough to eat through the shell and emerge as an adult. If you would like to know more about these odd, yet interesting things, here's a Wiki page: en.wikipedia.org/wiki/Gall_wasp

Here's another source of information: www.fcps.edu/islandcreekes/ecology/oak_apple_gall_wasp.htm

I have two more images suploaded today, I hope you will take a look at them too! :)

Thanks to all of you who have visited and have left comments and favorites! I try to go to all of your pages within a day or two and is a highlight for me to see your beautiful photography! :)

This image was taken in December, 2011.