I don't know for sure, but it looks to me like a wart. The size is what's confusing, it looks rather large. Please have your vet take a look at it, biopsy it if necessary or have it removed if needed. Let us know, I'm curious and want to know your little one will be all right.
__________________ As Ever, Kathy 
Intruducing Bentley  Winston and Spencer: RIP My Sweet Angels |