It is called genetic engineering
Mullerian mimicry. Unpalatable means not tasty. If an animal (fly) is copying a toxic or unpalatable animal, it must be for survival. If predators know that one animal is unpalatable, the predator would not eat a fly that looks similar to that unpalatable animal.
<span>So that the cells can function correctly. </span>
Its ok to use regular ear cleaner if your ear is filthy. I would recommend limiting the use of saline.