The Middle American indigo snake (Drymarchon melanurus ), also known commonly as the blacktail cribo, is a species of large, nonvenomous, snake in the family Colubridae. The species is native to the southwestern United States, Mexico, Central America, and northern South America. In addition to the nominotypical subspecies, it has four other recognized subspecies, including D. m. erebennus commonly known as the Texas indigo snake.
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TerrestrialTerrestrial animals are animals that live predominantly or entirely on land (e.g., cats, ants, snails), as compared with aquatic animals, which liv...
Oviparous animals are female animals that lay their eggs, with little or no other embryonic development within the mother. This is the reproductive...
Precocial species are those in which the young are relatively mature and mobile from the moment of birth or hatching. Precocial species are normall...
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Not a migrantAnimals that do not make seasonal movements and stay in their native home ranges all year round are called not migrants or residents.
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starts withD. melanurus is a large species that can grow to a total length (including tail) of 1.80 m (6 ft) to over 2.40 m (8 ft). This species has predominantly olive-brown glossy dorsal scales evolving to black at the tail. The underside is a lighter olive-yellow, olive-tan color.D. melanurus has distinctive dark markings round the eyes, a vertical dark slash just behind the jaw. and a heavy diagonal dark slash on both sides of the neck.The subspecies D. m. erebennus is predominantly solid black, though there can be lighter shaded variations.
The geographic range of D. melanurus extends from southern Texas southwards through the Gulf Coast of Mexico, the Yucatan peninsula, Guatemala and Belize. On the Pacific coast its range extends from Sinaloa in Mexico, southward to Guatemala, as far as Colombia, Venezuela and Ecuador. Its elevational distribution goes from near sea level up to around 1,900 m asl (6,230 feet).The subspecies D. m. erebennus is found in southern Texas and southwards into Mexico as far as Veracruz.
