The sign depicted in the question is a symbol commonly used to indicate that drivers should be cautious and attentive for pedestrians in the area. It serves as a warning to drivers to be prepared to yield to pedestrians who may be crossing the road or walking alongside it. This sign is typically found in areas with heavy pedestrian traffic, such as school zones, crosswalks, or residential areas. It is important for drivers to obey this sign and be vigilant to ensure the safety of pedestrians.