As a child in school (1950s) we were taught brontosaurs lived in water because they could not walk on land due to their weight, and Tyranosaurs walked upright dragging their tails on the ground. It was settled science!
Wonder what “new” things they will decide about in the next fifty years.
Yes, I remember that.
They also predicted a new Ice Age would take place by now. Then fifty years went by and it suddenly became global warming.