Druids could renounce their current animal companion through a special ceremony.
However, the problem was that, for animal companions that had been by their side day and night for dozens or even hundreds of years, deep emotional bonds had been formed, and they were even considered family.
This was not something that could be given up just because it was said to be so.
This was also a reason why some druids had no animal companions—they might adhere to the principle of preferring a void to an unworthy filling, or they were still immersed in the sorrow of losing their previous animal companion.
Seven exchanged for seven.
It was indeed merely theoretical data.
When it came to actual implementation, various situations arose.
Firstly, although these carrier bug nymphs were of the same litter from one mother and were raised in the same manner, their conditions varied.
For the first experiment, naturally, the strongest and most likely to succeed was chosen.