882. KILLER SHARKS DON'T HAVE A SWIMMING BLADDER LIKE OTHER FISH DO TO STAY AFLOAT. SO HOW DOSE A SHARK STAY AFLOAT?
2018-11-12 3 Dailymotion
882. KILLER SHARKS DON'T HAVE A SWIMMING BLADDER LIKE OTHER FISH DO TO STAY AFLOAT. SO HOW DOSE A SHARK STAY AFLOAT?
