Cats â Ailuromancy. A cat licking its face. There's rain coming soon. There will also be rain coming if you see a cat sleeping with its back to the fireplace, or if the cat is climbing the furniture. A gray cat. Good luck. Finding a cat on a boat. This is a sign of good luck.
Onychomycosis, more commonly known as toenail fungus, is a progressive disease that is often ignored due to the lack of pain or other symptoms during the initial stages. Typically it is caused by tinea species (fungus), but it can also be caused by candida species (yeast).
Trending Now. Answers. Best Answer: There are many causes of black or dark toenails, but the most common cause is trauma. When trauma occurs to a nail resulting in discoloration it is referred to as a subungual hematoma, which simply means there is a collection of blood underneath the nail.