A video of the whale metamorphosis from land to aquatic. Note the short 45 second version to save time. These changes require an enormous amount of planning beforehand. It involves visualizing the future form. It requires a mind:

https://aeon.co/videos/watch-as-the-whale-becomes-itself-slowly-slowly-from-land-to-sea...

How does one arrange for the nostrils to go from the snout to the top of the back behind the skull? Planning!