All you need to know about real macro - and a bit more....!
I normally just give a link to an interesting video but this guy seems so good to me that here is a link to his channel on YouTube.
https://www.youtube.com/channel/UC3N1BvkmnYWqa3SSthhzReA/videos
To give you an example of the levelhe works at to get his images, here is a link to cleaning and mounting insects - including using 'appendage relaxant' !