In the early 20th century, there would be a once-a-year supply of kosher venison in the UK, when a group of shochets would travel to the Rothschild family's estate and catch and slaughter some deer in the appropriate manner on the estate.
Reb Zalman Moishe was born in Nevel, Russia, to his father, Reb Dovber ("Berel Der Shoichet"), who was the Chabad shochet in Nevel.