1) Creeps stealthily 2) Does squad-car duty 3) Is on the hunt 4) Looks for prey 5) Moves in a predatory manner 6) Moves like a big cat 7) Searches for prey 8) Searches for prey, lion-style 9) Sneaks around 10) Walks about looking for prey Found on https://www.crosswordclues.com/clue/prowls