Northern zigzag salamander
A species of Woodland salamanders, Also known as Zig-zag salamander Scientific name : Plethodon dorsalis Genus : Woodland salamanders
Northern zigzag salamander, A species of Woodland salamanders
Also known as:
Zig-zag salamander
Scientific name: Plethodon dorsalis
Genus: Woodland salamanders
Content
Description General Info
Description
The northern zigzag salamander (Plethodon dorsalis) is a species of salamander in the family Plethodontidae. It is endemic to the eastern United States. It has been found in Illinois, Kentucky, Tennessee, Alabama, and Mississippi. The northern zigzag salamander's natural habitat includes temperate forests, rocky areas, and caves. It is threatened by habitat loss.
General Info
Lifespan
5-15 years
Diet
Northern zigzag salamander predominantly feeds on small invertebrates, thus holding an insectivorous dietary habit and largely preferring ants. Punctuating its diet with beetles, spiders, and other small arthropods ensures optimal nutritional intake.
Appearance
Northern zigzag salamander is a small, slender salamander with smooth skin. It measures between 7 and 12 cm in length. It is predominantly black or dark grey, often with a narrow, ragged dorsal stripe in shades of red, yellow, or white. The stripe may also be absent, exposing a row of round, pale spots. Apart from the size, there are no significant differences in appearance between males, females, and juveniles.
Behavior
Northern zigzag salamander is a nocturnal ground-dweller, engaging in foraging activity primarily after dusk. This species exhibits a solitary lifestyle, often hiding under logs and rocks during daylight hours. Its territorial habits are notable, with males aggressively defending their areas. The key survival behavior of northern zigzag salamander includes moisture maintenance through dermal absorption in humid environments.
Population
Stable
Scientific Classification
Phylum
Chordates Class
Amphibians Order
Salamanders Family
Lungless salamanders Genus
Woodland salamanders Species
Northern zigzag salamander 
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