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A newt is a salamander in the subfamily Pleurodelinae. The terrestrial juvenile phase is called an eft. Unlike other members of the family Salamandridae, newts are semiaquatic, alternating between aquatic and terrestrial habitats. Not all aquatic salamanders are considered newts, however.
Eastern newts have a number of natural predators, including fish, snakes, birds, and larger salamanders. They have several defenses against these predators, including their bright coloring, which serves as a warning signal, and their ability to secrete toxins from their skin as a defense mechanism.
Rough-skinned newt. The skin of salamanders, in common with other amphibians, is thin, permeable to water, serves as a respiratory membrane, and is well-supplied with glands. It has highly cornified outer layers, renewed periodically through a skin shedding process controlled by hormones from the pituitary and thyroid glands. During moulting ...
Salamandridae is a family of salamanders consisting of true salamanders and newts. Salamandrids are distinguished from other salamanders by the lack of rib or costal grooves along the sides of their bodies and by their rough skin. Their skin is very granular because of the number of poison glands. They also lack nasolabial grooves.
[1] [2] Their common name is Pacific newts, sometimes also western newts [3] or roughskin newts. The four species within this genus are the California newt , the rough-skinned newt , the red-bellied newt , and the sierra newt , all of which are found on the Pacific coastal region from southern Alaska to southern California, with one species ...
1 Salamanders and newts. 2 Frogs. 3 Toads. Toggle the table of contents. List of amphibians of Washington. 1 language.
Neurergus crocatus, the yellow-spotted newt, [3] Azerbaijan newt, Azerbaijan mountain newt, mountain newt, or Lake Urmia newt, is a species of salamander in the family Salamandridae. It occurs in the mountains west of Lake Urmia, in northwestern Iran, northeastern Iraq, and southeastern Turkey. [1] [4] [5] [a]
The Anatolian banded newt (Ommatotriton nesterovi) is a species of salamander in the family Salamandridae, most notably found in Anatolia: a peninsula ranging from the western and northern parts of Turkey.
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