Nerodia
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Nerodia is a genus of nonvenomous colubrid snakes commonly referred to as water snakes due to their aquatic behavior. The genus includes nine species, all native to North America. Five of the species
Nerodia rhombifer
Gulf saltmarsh watersnake (Nerodia clarkii clarkii), Chambers County, Texas, 20 April 2019
Concho Watersnake (Nerodia paucimaculata) from central Texas
Nerodia rhombifer, diamondback water snake, giving birth
Nerodia erythrogaster
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Nerodia erythrogaster, also known as the plain-bellied water snake or plainbelly water snake, is a common species of semi-aquatic, non-venomous colubrid snake endemic to the United States.
Nerodia
…heads, with small eyes that have round pupils, and keeled dorsal scales. Species like N. fasciata display distinct banding, whereas other species, like N. erythrogaster, have blotching, and those like N. rhombifer have diamond-shaped patterning. Most species are brown or olive green, or some combination thereof with…
Plain bellied Watersnake