i dont really understand what slammimg is and it kinda skeeres me

THIS IS BEST I HAVE SO FAR YOU CAN EITHER LEAVE THE BRANCH OR REMOVE THE BRANCH OR YOU MAY TELL ME THIS:o WILL NOT WORK EITHER ....NOT THE END OF THE WORLD ....YOU GUYS ARE VERY COOL

They are too small and the last one is too poor of quality. The bigger and higher quality the picture is the easier it is for them to chop. Try to find a better picture or maybe take a new one. Hope this helps.