Final answer:
When encountering a wildlife sign in Saskatchewan, you should slow down and be cautious to prevent collisions with animals that might enter the road.
Step-by-step explanation:
When you see a wildlife sign in Saskatchewan, or anywhere else, the correct action to take is to slow down and be cautious. This response is in recognition of the fact that such signs are posted in areas where there is a high likelihood of animals entering the roadway, potentially leading to collisions between vehicles and wildlife. By slowing down, drivers can increase their reaction time to avoid hitting an animal that may suddenly appear in front of them. It is equally important to stay alert and watch for any signs of movement along the sides of the road. Contrary to increasing one's speed, which can make a collision more dangerous, or sounding the horn, which may not be effective in deterring wildlife and could actually startle other drivers, maintaining a careful, reduced speed is the most responsible and safe course of action.