As far as I know there is no such thing - kinda like a 'Rat pushing for tax cuts.
I thought they were called "shepherds."
"As far as I know there is no such thing'
Oh yes there were and are "sheep-hearding cowboys". And they sure weren't and aren't called "shephards" either.
My Dad and his Dad "ran sheep" most of their lives on their ranch in the San Angelo, TX area. That was big sheep ranching country and wool warehouses were numerous.
I should write a book........