About this species
The eastern racer, or North American racer (Coluber constrictor), is a species of nonvenomous snake in the subfamily Colubrinae of the family Colubridae. The species is native to North America and Central America. Eleven subspecies, including the nominotypical subspecies, are recognized, which as a group are commonly referred to as the eastern racers. The species is monotypic in the genus Coluber.
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La culebra corredora constrictor (Coluber constrictor) es una especie de serpiente que pertenece a la familia Colubridae. Es nativa del sur de Canadá, Estados Unidos, México, norte de Guatemala y Belice.
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黑游蛇（学名：Coluber constrictor）又名黑游蛇、缢缩游蛇、缢缩游蛇，是游蛇科游蛇属下的唯一一种，总共11个亚种。
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Classification
| Kingdom | Animalia |
|---|---|
| Phylum | Chordata |
| Class | Squamata |
| Family | Colubridae |
| Genus | Coluber |
