How outrageous can the animal kingdom get? Whether it's out-of-bounds behavior or savage instincts running wild, when animals act out, they're forces to be reckoned with. When a man with a young son and beloved dog spots a 3-foot-long copperhead in his woodpile, he feels he has to protect his family. But even a snake with a chopped head is a cause for concern! Later, a Great Dane corners a kangaroo and ends up in the heavyweight fight of its life.