sirtalis), the red-spotted garter snake (T. s. concinnus), and the maritime ... garter snakes enjoy a range from Costa Rica ...

Around 75,000 to 150,000 red-sided garter snakes gather for mating. This is the world's largest snake aggregation. Conservation efforts, like tunnels under highways, helped the snake population ...

red-sided garter snakes, also have red bars or spots between the dorsal and lateral stripes. Telling a western ribbon snake from a plains garter snake from a common garter snake can be very ...