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Salamander diversity is highest in eastern North America, especially in the Appalachian Mountains; most species are found in the Holarctic realm, with some species present in the Neotropical realm.
Jun 1, 2024 · Learn about salamanders, amphibians with tails that belong to the order Caudata. Find out about their diversity, distribution, habitat, reproduction, and threats.
- The Editors of Encyclopaedia Britannica
Learn about the characteristics, distribution, behavior, reproduction and adaptations of salamanders, a group of amphibians with about 550 species. See pictures of different types of salamanders and their habitats.
- Amphibia
- Chordata
- Caudata
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- The Earliest Salamander Species Lived Before the Dinosaurs. Triassurus sixtelae lived 230 million years ago during the Triassic period. A fossil from one of these Triassic-era stem salamanders discovered in Kyrgyzstan in 2020 is the oldest salamander ever found.
- The Axolotl Retains Juvenile Characteristics. Unlike most other salamander species, the unique and critically endangered axolotl is pedomorphic, meaning it keeps its juvenile features into adulthood.
- North America Has More Than 245 Salamander Species. North America is home to more salamander species than any other region on the planet, with likely still more species yet to be discovered.
- Some Species Grow Longer Than Five Feet. Although most salamanders are between two and six inches long, on average, there are several species of giant salamander that are considered the largest amphibians in the world.
Learn about the salamander, a cute and colorful amphibian that resembles a lizard. Find out about its different species, habitats, diet, reproduction, and how to keep it as a pet.
May 31, 2024 · Though most salamanders range between 10 and 20 cm (4 and 8 inches) in length, the world’s largest salamander, the Chinese giant salamander (Andrias davidianus), reaches 1.8 m (6 ft) and weighs up to 65 kg (145 lbs).
Aug 21, 2022 · Learn about the different families, species, and characteristics of salamanders, the amphibians with tails and moist skin. Discover the diversity, distribution, and adaptations of salamanders, from newts and true salamanders to lungless and giant salamanders.
