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The Ixodidae are the family of hard ticks or scale ticks, [1] one of the three families of ticks, consisting of over 700 species. They are known as 'hard ticks' because they have a scutum or hard shield, which the other major family of ticks, the 'soft ticks' ( Argasidae ), lack.
Ixodes is a genus of hard-bodied ticks (family Ixodidae). It includes important disease vectors of animals and humans (tick-borne disease), and some species (notably Ixodes holocyclus) inject toxins that can cause paralysis. Some ticks in this genus may transmit the pathogenic bacterium Borrelia burgdorferi [3] responsible for causing Lyme disease.
Rhipicephalus is a genus of ticks in the family Ixodidae, the hard ticks, consisting of about 74 or 75 species. [2] [3] Most are native to tropical Africa. [2] Rhipicephalus ticks are commonly called 'the brown tick' as they are mostly brown in colour. [4] Most adult ticks in this genus do not have colour patterns on their scutum (inornate). [4]
Rhipicephalus appendiculatus, the brown ear tick, [1] is a hard tick [2] found in Africa where it spreads the parasite Theileria parva, the cause of East Coast fever in cattle. [3] The tick has a three-host life-cycle, spending around 10% of its life feeding on animals. [ 2 ]
The zebra tick or yellow back tick (Rhipicephalus pulchellus) is a species of hard tick. It is common in the Horn of Africa , with a habitat of the Rift Valley and eastward. It feeds upon a wide variety of species, including livestock, wild mammals, and humans, and can be a vector for various pathogens.
(Reuters) -Hindenburg Research disclosed a short position in Roblox on Tuesday, alleging that the gaming platform popular among young children inflated metrics including user numbers and engagement.
A science fair or engineering fair is an event hosted by a school that offers students the opportunity to experience the practices of science and engineering for themselves. In the United States, the Next Generation Science Standards makes experiencing the practices of science and engineering one of the three pillars of science education.
Deer tick 3D rendering of a male and female deer tick Ixodes scapularis is the main vector of Lyme disease in North America. [ 14 ] The CDC reported over 30,000 new cases of the disease in 2016 alone, the majority of which were contracted in the summer months, which is when ticks are most likely to bite humans. [ 15 ]