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Millipedes do not bite, and their defensive secretions are mostly harmless to humans — usually causing only minor discolouration on the skin — but the secretions of some tropical species may cause pain, itching, local erythema, edema, blisters, eczema, and occasionally cracked skin.
Narceus americanus is a large millipede of eastern North America. Common names include American giant millipede, [1] worm millipede, and iron worm. [2] It inhabits the eastern seaboard of North America west to Georgetown, Texas, north of the Ottine wetlands. [3] It has a nearly cylindrical gray body, reaching a length of 4 inches (100 mm). [4]
The cyanide secretions are not dangerous to humans, but can cause irritation and pain if it contacts sensitive areas such as the mouth, eyes, or nose. [1] Despite the various common names given the species, the coloration pattern, cyanide defense, and associated almond scent occur in other flat-backed millipedes around the world.
When ants bite humans, it grabs the skin and also sprays a compound called formic acid, Frye explains. Ant bites tend to be small, swollen bumps that appear in clusters, Kassouf says.
Analocostreptus gregorius, previously called Spirostreptus gregorius and sometimes called African olive millipede is a millipede of the family Spirostreptidae. The species was first described by Carl Attems in his 1914 Afrikanische Spirostreptiden: nebst Ueberblick über die Spirostreptiden orbis terrarum Attems, C. M. T. Graf von.
Although the name "millipede" is a compound word formed from the Latin roots millia ("thousand") and pes (gen. pedis) ("foot"), millipedes typically have between 36 and 400 legs. In 2021, however, was described Eumillipes persephone , the first species known to have 1,000 or more legs, possessing 1,306 of them. [ 28 ]
Orthoporus ornatus (also known as the desert millipede) is a North American species of millipede in the family Spirostreptidae that can be found in the U.S. states of Arizona, New Mexico and Texas, and as far south as the Mexican state of San Luis Potosí. They became very popular in the pet trade and many were exported to Western Europe.
During the Carboniferous Period, Earth's atmospheric oxygen levels surged, helping some plants and animals grow to gigantic proportions. One notable example was Arthropleura, the biggest bug ever ...