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The four-toed salamander can be easily mistaken for the redback salamander (Plethodon cinereus) in the wild. The redback salamander's underbelly has more numerous black markings. Unlike the four-toed salamander, the redback salamander has no constriction at the tail base, and its posterior limbs show five digits. [3]: 241–242
This is a list of amphibians of Pennsylvania as listed by the Pennsylvania Fish and Boat Commission. [1] Notes on ranges provided by Pennsylvania Amphibian & Reptile Survey . [ 2 ] Pennsylvania has 41 native species of amphibians, with 23 salamanders and newts, and 18 species of frogs and toads.
The preserve's wetlands harbor frogs, snakes and nine species of salamander, including the spring salamander, northern two-lined salamander and four-toed salamander. The preserve's forests, which are part of the Allegheny Highlands forests ecoregion , contain 120 acres (49 ha) of old growth northern hardwood forest with eastern hemlock , sweet ...
The lowest average daily flow ever recorded at the same location was 601.0 cubic feet (17.02 m 3) /s in September 1966 [2] The highest crest of the Potomac ever registered at Little Falls was 28.10 ft, on March 19, 1936; [43] [28] however, the most damaging flood to affect Washington, DC and its metropolitan area was that of October 1942.
Amphiuma is a genus of aquatic salamanders from the United States, [2] the only extant genus within the family Amphiumidae / æ m f ɪ ˈ juː m ɪ d iː /. [3] They are colloquially known as amphiumas. [2]
There are 162 salamander species assessed as least concern. ... Four-toed salamander ... Map tree frog (Hypsiboas ...
Plethodontidae, or lungless salamanders, are a family of salamanders. [ 1 ] [ 2 ] With over 500 species, lungless salamanders are by far the largest family of salamanders in terms of their diversity. Most species are native to the Western Hemisphere , from British Columbia to Brazil.
Fourche Mountain salamander; Marbled salamander; Northern two-lined salamander; Red-backed salamander; Shenandoah Mountain salamander; Spotted salamander; White-spotted slimy salamander; Samwel Shasta salamander; Santa Cruz black salamander; Santa Cruz long-toed salamander; Santeetlah dusky salamander; Scott Bar salamander; Shasta black ...