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Red-backed salamander in its habitat. The red-backed salamander is a small terrestrial salamander, 5.7–10.0 cm (2.2–3.9 in) in total length (including tail), which usually lives in forested areas under rocks, logs, bark, and other debris. [4] It is one of the most numerous salamanders throughout its range. [4] As with all amphibians, the
Most toxic amphibians are poisonous to touch or eat. These amphibians usually sequester toxins from animals and plants on which they feed, commonly from poisonous insects or poisonous plants . Except certain salamandrid salamanders that can extrude sharp venom-tipped ribs, [ 1 ] [ 2 ] and two species of frogs with venom-tipped bone spurs on ...
The western red-backed salamander is found from southwestern Oregon to southwestern British Columbia. Within that geographic range, the salamander is found from the western slopes of the Cascade Mountains to the Pacific Coast. The western red-backed salamander has been found on Vancouver Island. A variety of habitats are inhabited by the ...
The southern red-backed salamander (Plethodon serratus) is a species of salamander endemic to the United States. [2] It is found in four widely disjunct populations: one in central Louisiana; one in the Ouachita Mountains of Arkansas and Oklahoma; one in central Missouri; and one from southeastern Tennessee, to southwestern North Carolina, western Georgia, and eastern Alabama.
Granular glands scattered on the upper surface, particularly the head, back, and tail, produce repellent or toxic secretions. [15] Some salamander toxins are particularly potent. The rough-skinned newt (Taricha granulosa) produces the neurotoxin tetrodotoxin, the most toxic nonprotein substance known. Handling the newts does no harm, but ...
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.
A new Clean Label Project report suggests some protein powders contain heavy metals lead and cadmium. See which ones are safe here, plus what an expert advises.
Plethodon is a genus of salamanders in the family Plethodontidae. They are commonly known as woodland salamanders. [2] All members of the genus are endemic to North America (Canada and the United States). [2] They have no aquatic larval stage. In some species, such as the red-backed salamander (Plethodon cinereus). [3] Young hatch in the adult ...