15 in length. They were recently wild caught and in good  health with full venom capabilities. The "Snake Park" milking scenes  were real and meant to mimic what Bill Haast did at his Serpentarium  in Florida daily. About one ounce of venom was collected during each  take with no harm to the snakes. A different cobra was used for each  take. The filming of this part of the movie took most of a day, as  the cobras spent most of their time trying to escape the fenced  enclosure rather than raising up in the traditional cobra attack  mode.