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Description. Adult eastern rat snakes commonly measure 90 to 183 cm (2 ft 11 in to 6 ft 0 in) in total length (including tail), with a few exceeding 200 cm (6 ft 7 in). [ 12 ] The longest recorded total length to date for an eastern rat snake is 228 cm (7 ft 6 in). [ 11 ] A sample of eastern rat snakes, including juvenile and adult snakes ...
Pantherophis obsoletus— Pyron & Burbrink, 2009. Pantherophis obsoletus, also known commonly as the western rat snake, black rat snake, pilot black snake, or simply black snake, [ 4 ] is a nonvenomous species of snake in the family Colubridae. The species is native to central North America. There are no subspecies that are recognized as being ...
Description. A medium to large serpent, the gray ratsnake typically reaches an adult size of 99–183 cm (3.25–6.00 ft) total length (including tail); however, the record is 213.9 cm (7.02 ft). [6] Unlike other Pantherophis, whose conspicuous juvenile pattern fades into adulthood, the gray ratsnake in the southern part of its range does not ...
Colubrinae. Genera. See text. Rat snakes are members – along with kingsnakes, milk snakes, vine snakes and indigo snakes – of the subfamily Colubrinae of the family Colubridae. They are medium to large constrictors and are found throughout much of the Northern Hemisphere. They feed primarily on rodents. Many species make attractive and ...
Elaphe is a genus of snakes in the family Colubridae. Elaphe is one of the main genera of the rat snakes, which are found in many regions of the northern hemisphere. Elaphe species are medium to large constrictors by nature. Based on the mitochondrial DNA analysis results, many species of Elaphe have been moved to the genera Bogertophis ...
Eastern racer. The eastern racer, or North American racer (Coluber constrictor), is a species of nonvenomous snake in the family Colubridae. The species is endemic 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 Baja California rat snake is a large, slender colubrid snake with a long head, large eyes, and smooth dorsal scales. Adults have a total length (including tail) of 85–150 cm (33–59 in). Each dorsal scale contains two apical pits (Price 1990a, 1990b). The dorsum is uniform olive or reddish brown without dark markings on a cream-colored ...
Neill was the first to describe the Everglades rat snake (Elaphe obsoleta rossalleni, a subspecies of Elaphe obsoleta, 1949), the Gulf hammock dwarf siren (Pseudobranchus striatus lustricolus, a subspecies of Pseudobranchus striatus, 1951), the one-toed amphiuma (Amphiuma pholeter, 1964), and the southern Florida rainbow snake (Farancia ...