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Salamanders are a group of amphibians typically characterized by their lizard -like appearance, with slender bodies, blunt snouts, short limbs projecting at right angles to the body, and the presence of a tail in both larvae and adults. All ten extant salamander families are grouped together under the order Urodela from the group Caudata. [2]
Grobman, 1943. Cryptobranchus guildayi. Holman, 1977. The hellbender (Cryptobranchus alleganiensis), also known as the hellbender salamander, is a species of aquatic giant salamander endemic to the eastern and central United States. It is the largest salamander in North America.
The alpine salamander (Salamandra atra) is a black salamander that can be found in the French Alps, and through the mountainous range in Europe. [2] It is a member of the genus Salamandra. Their species name, atra, may be derived from the Latin ater, meaning dull black. [3] The salamanders' coloration has evolved over time, as some species are ...
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. Only two extant genera occur in the Eastern Hemisphere ...
The green salamander (Aneides aeneus) is a species of lungless salamander in the family Plethodontidae. [2] It and the Hickory Nut Gorge green salamander (A. caryaensis) are the only currently-described members of the genus Aneides that inhabit any areas in the eastern half of United States (all other Aneides salamanders are found west of the Mississippi River).
The Chinese giant salamander is listed as a critically endangered species. It has experienced a drastic population decline, which is estimated to be more than 80% in the last 3 generations and due to human causes. Human consumption is the main threat to the Chinese giant salamander.
The adult California giant salamander can reach 17–30.5 cm (6.7–12 inches) in total length (including tail). Like most salamanders, the California giant salamander has four toes on the front feet and five toes on the back feet. The California giant salamander's tail is approximately 40% of the total length of the salamander and is laterally ...
Tiger salamander (Ambystoma tigrinum) Ambystoma tigrinum. Biofluorescence in Ambystoma tigrinum. These salamanders usually grow to a length of 6–8 in (15–20 cm) with a lifespan of around 12–15 years. [5] They are characterized by having markings varying in color on the back of their head, body, and tail. [6]