Home / Newfoundland and Labrador / Questions / Road Signs Road Signs Report A yellow diamond with a cow silhouette means: A Cattle may be on roadway B Moose crossing C Hay barn D Fence ahead Show Answer & Explanation Correct Answer: A. Cattle may be on roadway Common on rural NL farming routes. Previous Next More Road Signs Questions A white diamond on blue background in a lane indicates: A blue rectangular sign indicates: A green rectangular sign indicates: A green shield with Trans-Canada maple leaf symbol means: A brown rectangular sign indicates: Often Missed All Newfoundland and Labrador Questions Smart Practice Mock Exam Road Signs Guide