According to Fox News on August 8, a strongly aggressive new tick, Haemaphysalis longicornis, may cause death after biting and sucking blood, which has attracted the attention of the U.S. Department of Health and the Department of Agriculture. The U.S. Department of Agriculture said that the longhorn blood tick was first found in a sheep in Hendon County, New Jersey, in late 2017, and then found the new tick on the surface of livestock in multiple states, which is in a rapid breeding situation. According to the New York Times, the longhorn blood tick is the first new tick found in the United States in 50 years, native to the Asia-Pacific region, and the way it enters the United States is unknown.
Infographic: Ticks bite humans and livestock, puncture the skin of their hosts and suck blood. It is reported that the longhorn blood tick host includes humans, livestock and birds and other animals, body length of 2-10 mm, can be asexual reproduction, a time laying 2000 eggs, before spawning will puncture the host skin to suck blood, after blood sucking body length of up to 30 mm. Tick bites can cause severe fever with thrombocytopenia syndrome (SFTS), also known as "hemorrhagic fever." Bacterial infections can cause Lyme disease, which can cause symptoms such as edema and inflammation, damage to the nervous system, and death. It is reported that Lyme disease has spread to 50 states in the United States.
Beginning in December 2013, Canadian singer Avril Lavigne retired from tick bites. Canadian singer Avril Lavigne, born in 1984, was a rock goddess in music, but has since retired in December 2013. It is reported that Lavigne admitted to suffering from Lyme disease after suffering from tick bites, bedridden for a long time, and almost died, and her condition has gradually improved in recent years. The biggest threat to the longhorn blood tick is the carrying of intravenous virus, and the U.S. Department of Health says it has not been found to carry any infectious pathogens. At present, the Ministry of Health has not found any human infection, but is understanding its distribution and monitoring the disease it carries at any time, and reminding the public to take protective measures outdoors to prevent tick bites. (This article comes from the network) Copyright notice: If it involves copyright issues, please contact the author with the proof of ownership and contact this website ( article source: Oriental Headline Guangming Network )