“There should have been a comparison with other infections in the mice to show that this effect is specific to viruses like dengue [and] Zika that are transmitted by these mosquitoes,” says Lazear.

There are thousands of species of mosquitoes, but a distinguishing characteristic is that the female possesses a tube-like mouthpart, called a proboscis, which pierces the skin of the host to draw ...

an illness that is known to cause flu-like symptoms, including fever, severe muscle aches, and sometimes, a rash. Infected female aedes aegypti mosquitoes spread dengue to people through bites.

the high temperatures caused by the El Niño phenomenon cause the larvae of the mosquito that causes dengue to reproduce in greater numbers. The phenomenon “has generated a perfect scenario for ...

an illness that is known to cause flu-like symptoms, including fever, severe muscle aches, and sometimes, a rash. Infected female Aedes aegypti mosquitoes spread dengue to people through bites.