DISSOLVE to AERIAL WA over some lava. MS of saguaro cactus, TILT UP. CU of beginning saguaro buds, ZOOM OUT. TIME-LAPSE WA of shadow across crater. WA of bat's POV inside cave looking out. WA of sunset, saguaro cactus flower visible. TIME-LAPSE CU, TILT DOWN to saguaro flower opening, sunset. TIME-LAPSE CU of saguaro flower opening (two shots). WA of bats flying. TIME-LAPSE CU of saguaro flower opening. MWA of bats drinking nectar. MS of bats drinking nectar (two shots). CU of bats drinking nectar. WA of bats drinking nectar. (223)