A female Aedes aegypti mosquito, the species that transmits dengue, draws blood meal from a human host. James Gathany/CDC hide caption
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Victoria Micieli, director and scientist at the Center for Parasitological and Vector Studies of the national scientific research institute CONICET, classifies different species of mosquitoes at a laboratory in La Plata, in Argentina's Buenos Aires Province, on Tuesday. Luis Robayo/AFP via Getty Images hide caption
A patient is transferred to a hospital after receiving medical care at an improvised military aid station set up to treat suspected cases of dengue fever in the administrative region of Ceilandia, on the outskirts of Brasilia, on February 6, 2024. Sergio Lima/AFP via Getty Images hide caption
Mosquitoes can carry viruses including dengue, malaria, chikungunya and Zika. They are a growing public health threat abroad and in the United States. Rick Bowmer/AP hide caption
The U.S. is unprepared for the growing threat of mosquito- and tick-borne viruses
This mosquito spreads dengue, Zika and yellow fever too. Could these diseases make a human emit an odor that draws the insect in to take a bite? Joao Paulo Burini/Getty Images hide caption
Why mosquitoes might find you irresistible. Hint: A viral lure
With her blood meal visible through her transparent abdomen, the female Aedes aegypti mosquito takes flight as she leaves her host's skin surface. James Gathany/CDC Public Health Image Library hide caption
Why One Dangerous Mosquito Developed A Taste For Human Blood
Patients are treated for dengue fever at a hospital in Nicaragua, one of the countries where the virus is surging this year. Alfredo Zuniga/AP hide caption
Why Dengue Fever Cases Are Hitting Record Highs In Latin America
Indonesians independently carry out fumigation in their neighborhood to eradicate the larvae of mosquitoes that cause dengue fever. A new vaccine to prevent dengue may be on the horizon. Aditya Irawan/NurPhoto/Getty Images hide caption
Life Expectancy Alice Goldfarb/NPR hide caption
Researchers draw blood from a boy enrolled in the dengue study at a clinic in Managua, Nicaragua. Paolo Harris Paz hide caption
A family member holds twins Eloisa (left) and Eloa, both 8 months old and born with microcephaly, during a Christmas gathering. The mother of the twins, Raquel, who lives in Brazil, said she contracted Zika during her pregnancy. Mario Tama/Getty Images hide caption
A city worker in San Juan, Puerto Rico, cleans up a vacant lot where mosquitoes could be breeding. Jason Beaubien/NPR hide caption
Puerto Rico's Efforts To Stop Zika Are Hampered By Mistrust
A patient suffering from dengue fever lies under a bed net in a hospital in Lahore, Pakistan, during a 2011 outbreak of the mosquito-borne disease. Arif Ali/AFP/Getty Images hide caption
The Aedes aegypti mosquito is one of two types thought to be capable of carrying and transmitting the Zika virus. Nelson Almeida/AFP/Getty Images hide caption
Big Zika Virus Outbreak Unlikely In The U.S., Officials Say
A child suffering from dengue fever lies in a bed in the isolation ward of a Rawalpindi, Pakistan, hospital in November 2013. There is no treatment for dengue, whose symptoms include fever, severe joint pain, headaches and bleeding. Muhammed Muheisen/AP hide caption
Mmm. Smells just like your identical twin. iStockphoto hide caption
Why Do Mosquitoes Like To Bite You Best? It's In Your Genes
A couple of male, genetically modified Aedes aegypti mosquitoes take flight. Dr Derric Nimmo/Oxitec hide caption