A man from Russia recently went to the hospital to have a tumor removed from his lung. When the surgeons opened his lung, they found a 5 cm fir tree growing inside. You heard me right. A tree! It is presumed that he inhaled a seed and it was able to sprout. I am stunned, repulsed, and at the same time awed by the will to survive and grow, even in the harshest environments, that all living things have.
Check out the link for the fuul story: