Genus Coluber is a group of non-venomous, fast-moving snakes commonly found in Europe, Asia, Africa, and North America. There are several synonyms for the word "Genus Coluber", including the old world ratsnake, the racers, and the whip snakes. These fast-moving snakes are known for their ability to outrun prey or predators, making them an exciting sight for nature enthusiasts. These snakes can be found in various habitats such as forests, grasslands, and rocky areas. Despite their name, they do not feed on rats and are known to consume a variety of small prey including lizards, rodents, and birds. Overall, Genus Coluber species are fascinating creatures that play an important role in ecosystem balance.