What were the names of the two rivers that the fertile creascent was between?

Answeroil-shale;

Idk bro sorry  lava is hotter then magma but im  not sure about it alll

Ctrust me i know its c

Unique question.well, using science, you cannot create or destroy even if you do eat yourself so you would not grow twice as big, nor would you disappear. you would stay the same but change states potentially, or at least change your appearance (obviously).hope this . keep up these unique questions.