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The northern crested newt, great crested newt or warty newt (Triturus cristatus) is a newt species native to Great Britain, northern and central continental Europe and parts of Western Siberia. It is a large newt, with females growing up to 16 cm (6.3 in) long.
The Pacific newts (Taricha) and the Eastern newts (Notophthalmus) with together seven species are the only representatives in North America, while most diversity is found in the Old World: In Europe and the Middle East, the group's likely origin, eight genera with roughly 30 species are found, with the ribbed newts (Pleurodeles) extending to ...
The northern crested newt is the most widespread species, while the others are confined to smaller regions, e.g. the southwestern Iberian Peninsula in the southern marbled newt, [15] and the Danube basin and some of its tributaries in the Danube crested newt. [20]
Ommatotriton ophryticus, the northern banded newt, is a species of newt in the family Salamandridae. [2] [3] It is found in northeastern Turkey and western Caucasus in Georgia, Armenia, and southern Russia. [2]
Each species is listed, with its binomial name and notes on its distribution where this is limited. ... Northern crested newt, Triturus cristatus LC; Marbled newt, ...
All species within the genus Taricha possess the biotoxin tetrodotoxin. However, toxicity varies between species and between populations within a species. [3] [7] In general, the rough-skinned newt is the most toxic species. Their populations in northern Oregon are more toxic than those from California and Washington.
This is a checklist of amphibians found in Northern America, based mainly on publications by the Society for the Study of Amphibians and Reptiles. [1] [2] [3] The information about range and status of almost all of these species can be found also for example in the IUCN Red List of Threatened Species site. [4]
The smooth newt, European newt, northern smooth newt or common newt (Lissotriton vulgaris) is a species of newt. It is widespread in Europe and parts of Asia, and has been introduced into Australia. Individuals are brown with a spotted underside that ranges in colour from orange to white.