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Icaridin, also known as picaridin, is an insect repellent which can be used directly on skin or clothing. [1] It has broad efficacy against various arthropods such as mosquitos, ticks, gnats, flies and fleas, and is almost colorless and odorless. A study performed in 2010 showed that picaridin spray and cream at the 20% concentration provided ...
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]
Insect repellent. A mosquito coil. An insect repellent (also commonly called " bug spray ") is a substance applied to the skin, clothing, or other surfaces to discourage insects (and arthropods in general) from landing or climbing on that surface. Insect repellents help prevent and control the outbreak of insect-borne (and other arthropod ...
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 ...
Desmognathus fuscus is a species of amphibian in the family Plethodontidae (lungless salamanders). [2] [3] The species is commonly called the dusky salamander or northern dusky salamander to distinguish it from populations in the southern United States which form several distinct species, the southern dusky salamanders (D. auriculatus, D. valentinei). [3]
Description and ecology. 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.
N. beyeri. Binomial name. Necturus beyeri. Viosca, 1937. Synonyms. Necturus lodingi Viosca, 1937. The western waterdog (Necturus beyeri) [2] is a species of aquatic salamander in the family Proteidae. It is endemic to the deep South, where it occurs in Alabama, Louisiana, Mississippi, and Texas. [1]
Two-toed amphiumas are the most prominent in the Amphiumidae family and the longest salamander species in the United States, [4] that can grow from 39 to 1,042 g (1.4 to 36.8 oz) in mass and from 34.8 to 116 cm (13.7 to 45.7 in) in length. [5][6][7] They have four vestigial legs that end in two toes; the number of toes is one of the primary ...