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The longest recorded total length to date for an eastern rat snake is 228 cm (7 ft 6 in). [12] A sample of eastern rat snakes, including juvenile and adult snakes, weighed from 54 g (1.9 oz) to 1,274 g (2.809 lb). [16] A further adult weighed 833 g (1.836 lb). [17] Adults are shiny black dorsally, with a cream or white chin and throat.
Pantherophis obsoletus, also known commonly as the western rat snake, black rat snake, pilot black snake, or simply black snake, [5] 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 valid. [6] Its color variations include the Texas ...
Pantherophis is a genus of nonvenomous colubrid snakes endemic to central and eastern regions of North America. It consists of the North American ratsnakes , the foxsnakes , and the cornsnakes . The genus, which contains 10 recognized species, first appeared in the fossil record in the Middle Miocene around 16.3 million years ago.
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In comparison to rat snake species at relatively colder regions, rat snake species at lower latitudes tend to be larger in size due to warmer climate conditions. As the global climate warms, the average body size of rat snakes at higher latitudes will become larger, which will allow the species to catch more prey and thus increase their overall ...
Black rat snake may refer to: Pantherophis alleghaniensis, the eastern ratsnake; Pantherophis spiloides, the central ratsnake; Pantherophis obsoletus, ...
The venter is usually off-white or pale gray with darker irregular blotches, and a double row of black spots behind the divided anal plate of the vent. The dorsal scale rows around midbody are usually weakly keeled. Because the gray ratsnake shares its range with other members of its genus, hybrids of midlands x eastern ratsnakes are not uncommon.
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