Well, according to Sesame Street, all you need to do is sing the palaeontologist theme song!
So forget studying, research, and years of training. Actually, it is pretty cool – it does show this; all you need to do to become a palaeontologist is have a fascination for the natural world, and get your hunting hat on!
Found at: http://koprolitos.blogspot.it/2013/09/sesame-street-paleontologist-theme-song.html