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The eastern newt includes these four subspecies: [7] Red-spotted newt (Notophthalmus viridescens viridescens)Broken-striped newt (Notophthalmus viridescens dorsalis)Central newt (Notophthalmus viridescens louisianensis) - Central newts measure from 2.5 in (6.4 cm) to 4 in (10 cm) in length.
The spotted salamander or yellow-spotted salamander (Ambystoma maculatum) is a mole salamander [2] common in eastern United States and Canada. [1] It is the state amphibian of Ohio and South Carolina. The species ranges from Nova Scotia, to Lake Superior, to southern Georgia and Texas. [3]
The red salamander has more spots and the spots also tend to be larger in size than those of the mud salamander. In regard to eye color, the red salamander's iris is a gold-like tint, whereas the mud salamander's iris is brown. [2] The gold-like tint iris for the red salamander is also distinguished by its horizontal bar that runs through the ...
Red-backed salamander in its habitat. The red-backed salamander is a small terrestrial salamander, 5.7–10.0 cm (2.2–3.9 in) in total length (including tail), which usually lives in forested areas under rocks, logs, bark, and other debris. [4] It is one of the most numerous salamanders throughout its range. [4] As with all amphibians, the
The spotted salamander (Amblystoma maculatum) lives in a symbiotic relationship with a green algae known as Oophila amblystomatis. The algal cells make their way into tissue cells throughout the embryo's body and appears to avoid rejection by activating genes which suppress the embryo's immune response.
Plethodon is part of the family Plethodontidae (lungless salamanders) and the subfamily Plethodontinae.The genus Plethodon can be divided into two subgenera: the nominal subgenus Plethodon, which includes up to 49 eastern species (the bulk of diversity in the genus), and the subgenus Hightonia, [5] which includes 9 species native to the western part of North America.
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Ringed salamander (A. annulatum), marbled salamander (A. opacum), and spotted salamander (A. maculatum) are sympatric close relatives, and they are all terrestrial. They all belong to a famous genus of salamanders called mole salamanders (Ambystoma). Spotted salamanders and marbled salamanders have much larger distributions and are more well ...