Haemaphysalis concinna: Difference between revisions - Wikipedia


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Females reach a length of three to four mm, but can grow up to ten mm when engorged; males are about three mm long. An unfed nymph is under two mm long. There are more males than females.<ref name="tik"/>

==Distribution, ecology==

==Development==

The tick can be found in the warm temperate climate zone of deciduous and mixed forests across Europe and Asia. It prefers moist habitats lake shores or river banks.<ref name="wetland">{{Cite journal |last=Zhang |first=Xiao-Ai |last2=Ma |first2=Yi-Dan |last3=Zhang |first3=Yun-Fa |last4=Hu |first4=Zhen-Yu |last5=Zhang |first5=Jing-Tao |last6=Han |first6=Shuo |last7=Wang |first7=Gang |last8=Li |first8=Shuang |last9=Wang |first9=Xi |last10=Tang |first10=Fang |last11=Liang |first11=Wen-Jun |last12=Yuan |first12=Hong-Xia |last13=Zhao |first13=Jia-Qi |last14=Jiang |first14=Lan-Fen |last15=Zhang |first15=Lei |date=2024-09-05 |title=A New Orthonairovirus Associated with Human Febrile Illness |url=http://www.nejm.org/doi/10.1056/NEJMoa2313722 |journal=New England Journal of Medicine |language=en |volume=391 |issue=9 |pages=821–831 |doi=10.1056/NEJMoa2313722 |issn=0028-4793}}</ref> In China, it has been found in northeastern regions including [[Liaoning]], [[Jilin]], [[Heilongjiang]], and Inner Mongolia.<ref>{{Cite journal |last=Zhao |first=Guo-Ping |last2=Wang |first2=Yi-Xing |last3=Fan |first3=Zheng-Wei |last4=Ji |first4=Yang |last5=Liu |first5=Ming-jin |last6=Zhang |first6=Wen-Hui |last7=Li |first7=Xin-Lou |last8=Zhou |first8=Shi-Xia |last9=Li |first9=Hao |last10=Liang |first10=Song |last11=Liu |first11=Wei |last12=Yang |first12=Yang |last13=Fang |first13=Li-Qun |date=2021-02-17 |title=Mapping ticks and tick-borne pathogens in China |url=https://www.nature.com/articles/s41467-021-21375-1 |journal=Nature Communications |language=en |volume=12 |issue=1 |pages=1075 |doi=10.1038/s41467-021-21375-1 |issn=2041-1723}}</ref>

==Physiology==

All three stages target different hosts, the eggs are laid on the ground. They mate on their host around April.<ref name="tik"/>

==Feeding behavior==

Nymphs and larvae feed on small [[mammal]]s such as rodents or [[hedgehog]]s, or on birds, reptiles, and [[human]]s. Adults prefer larger mammals, ranging from cats to horses, again including humans.<ref name="tik"/>

==Diseases==

''H. concinna'' can act as a vector for ''[[Francisella tularensis]]'' (causing [[tularaemia]]), ''[[Rickettsia sibirica]]'' ([[Siberian tick typhus]]), ''Rickettsia heilongjiangensis'' (Far-Eastern spotted fever), Virus of Russian spring-summer encephalitis ([[RSSE]]) and tick-borne encephalitis ([[Tick-borne encephalitis|TBE]]).<ref name="tik"/>

It is being investigated as a possiblelikely vector of [[Wetland virus]].<ref>https: name="wetland"//www.nejm.org/doi/full/10.1056/NEJMoa2313722</ref>

==References==