Such maneuvers can mean only one thing stolen animals are being gathered for a run to the border.
It's important to have 2 animals of every type when you run to the border in order to be safe. 
mnli hypothesis: It's important to have 2 animals of every type when you run to the border in order to be safe.  premise: Such maneuvers can mean only one thing stolen animals are being gathered for a run to the border.