FurryBooru - 2022 abstract background after transformation anthro anthro on anthro athletic athletic anthro athletic male backsack balls blush butt claws dives (kihu) duo erect eyebrows eyelashes feminization fur genitals girly hair hi res horn hot dogging humanoid genitalia humanoid penis kihu lips looking at another male male/male male on bottom male on top mammal muscle shrinking mustela mustelid musteline nails nipples on bottom on top pawpads penis rhinocerotoid shrinking simple background sitting size transformation smile tattoo transformation true musteline tuft