How hard did you pull? Maggots can be pretty hard to pull. It sure looks like one to me too.Not a maggot, that I tried before posting, more like a skin outgrowth but I never seen it before
Let us know how you get on.Right, I'll bathe her with salts today and will pull harder.
Vet's next
how?Welcome to the forum!
Please read the "Beginners Mistakes" Thread and the care sheets available. There is plenty if info there that will help you.