Beastiality I guess. I know of people who REALLY love their animals and treat them as their “children”. I’m guessing there are some out there that treat them as their “spouse”.
“He’s always there for me, he knows when I just need a good snuggle, he is a good listener and never yells at me...”
I was listening to Coast-to-Coast and some caller said that he figured he must have been a horse in another life time, and was attracted to horses. Although he claims he was even offered a horse as a “partner” but he didn’t. I forget the reason he used. Weird stuff.