rule 34 age difference aged down anthro blue body blue fur blush blush lines bottomwear check tag type chuuro claws clitoris clothed clothing cub receiving domestic cat duo ear tuft ears back ears up exclamation point felid feline felis finger claws finger fuck fingering fingers first person view fluffy fluffy ears fluffy hair fluffy tail fur genitals hair hand holding happy inner ear fluff male mammal partially clothed penetration pivoted ears plushie pussy shirt shorts shorts down size difference smile smiling at viewer spread legs spreading tail topwear tuft vaginal penetration vaginal penetration wide eyed 8849339