Porpoise called 'Flippy' in tank performing for trainer Frohn.
MV. Adolf Frohn trainer of porpoise petting 'Flippy' pan as 'Flippy' swims across tank and dives through hoop. SV pan angle shot Flippy diving through hoop, swims towards trainer LV. Trainer throwing stick into water pan as porpoise swims after stick, picks it up and returns to trainer. CU Flippy blowing horn with mouth SV Flippy swims across tank and sounds bell. Swims back to trainer. CU Flippy being petted SCU Porpoise rolling in water CU Porpoise's head.