Also lights with more than three bulbs, some indicating left or right turns, of which will take on two or more colours themselves. Some lights have a bulb above

Also lights with more than three bulbs, some indicating left or right turns, of which will take on two or more colours themselves. Some lights have a bulb above red for cyclists and transit. Some lights called beacons are a single bulb that take on several colours. https://www.ontario.ca/document/official-mto-drivers-handbook/traffic-lights https://www.ontario.ca/document/official-mto-drivers-handboo...