Jizz

Miss April hunts Border Collies.

VintageBabes

Tapeworm from my 6 week old Border Collie. [Kinda NSFW]

pics

Tasty treat - man and woman to border collie [Mid-TF] by bubbeh

transformation

Our 9 week old Border Collie is a bit of an exhibitionist [NSFW]

aww

My border collie, letting her true Lady show thru

rule34pinups

[NSFW] [Nudity] Border Collie Lady

furry, yiff

My Border Collie Sheldon loves to play catch and he loves upsies so I combined the two. Also there's a forearm in there.

forearmporn

Look what I can do! [F Human → F Dog/Border Collie] by Bubbeh

transformation, FurryTF

Border Collie Fun [F] (anesthetics)

yiff

Border Collie fun [C] (Anesthetics)

cuntboyfur, FurryPornSubreddit

A Fetching Transformation [F Border Collie Dog Mid-TF] by MaltedMilkshake

transformation

A rare dog TF! [M Human -> F Feral Border Collie Dog; MTF/TGTF] - TF-Sential

transformation