2:51 I think that the original series, has to show a episode of australia, to present the strange variety of prehistoric mammals and birds of that country. With the megalania as protagonist, one of the last reptile kings in a world. Just to end with the arrive of the humans, like a signal of the end of his age.
Know godzillasaurus minus one before mutated into godzilla similar like a heisei godzilla he was dinosaur name heisei godzillasaurus before mutated into Godzilla causing the nuclear bomb like the other showa godzillas and millennium godzillas but shin godzilla he is different nuclear waste the underwater in japan 1950s before nuclear disaster fukushima 2011 become these forms