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[Music] so i know that today isn't my normal video day but literally the day that i put out my last video something came out that was a pretty big deal so i'm sure that by now all of you have seen the trailer for prehistoric planet and i like all of you were yeah baby pretty damn impressed but then in that first trailer there was one thing that seemed to get a lot of people's attention got a lot of people asking questions and that is what the hell is that a lot of people have wondered if these balloon object things stretching out from the sauropods neck has something to do with some new discovery or something like that and i could be wrong there could be some new details discovered but in all actuality this is just a different take on the possibility of what something might have looked like in life that comes from a discovery that we've already known for a long time you see dinosaurs had air sacs going throughout their bodies and it's actually believed that