alien-like animal skeleton resembling a hippo on display at the trapped triceratops exhibition in space world tokyo

alien alien-like anatomy ancient animal antiquities archaeology attracting attraction bioarchaeology body bone creature curious danger dinosaur display era exhibition extinct fascinated fear features featuring food fossil fossils furious geology head hippo history horns jurassic manufactured material mineral monument museum national nature object old paleontology prehistoric preserved prominent reptile resembling science showcased skeletal skeleton skull space spine stone structure teeth tokyo trapped triassic triceratops unique vertebrate visitors world