Put this one in the “ We ’d feel bad about it if they were mammals ” files . With dengue pyrexia infections on the rise and two fifths of the world ’s population at peril , scientist forge a perfume maw that kills meaning mosquitos .
There are dangers to navigating the world using scent . These risk are multiplied when live in a world in which alchemy has advanced enough to make or mask certain full of life scents . When search out place to lay their bollock , distaff mosquito look for damp region with decompose matter ; which they mostly find in swamps . The eggs remain undisturbed until they multiply the next coevals of screech hirudinean . Recently researchers developed a low - tech machine shape like a trash can and doused with a chemic mixture that sense like the decaying matter which draws meaning mosquito in . Inside , the mosquitos land on insecticidal fabric , which drink down them and any eggs they ’ve laid .
It ’s a grisly death to the miracle of life , but it has the vantage of being tawdry , and of being as specifically aim as potential . Female mosquito are the single that bite , and during gestation they ’re particularly rapacious . Not only does the scented trap draw in only female mosquito , it draws them in at a specific , and in high spirits - risk , time . Female mosquitos take in blood before and after laying their egg . Often , Dengue feverishness is spread because the mosquitos drew origin from an infected person , laid their eggs , and were still carrying the infected blood when they moved on to the next repast .
The trash can trap is diminished enough to have near humans , which means that when a distaff mosquito bites a person , she would head to the trap before biting the next human being . Even if someone with dengue capture biten , the disease is not passed on because the mosquito is trapped before it can move on to its next dupe .
Dengue is no antic . One hundred million people are infected every twelvemonth , five hundred thousands are hospitalize , and around 2.5 % of those hospitalize dice . Two fifths of the mankind is in a breakbone fever infect domain , and in some state it ’s one of the leading causes of demise among children . A bad - smelling meth can could be an loose room to sharply suppress the spreadhead of transmission .
ViaLive Scienceand theWorld Health Organization .
BiologyMadscienceMosquitoScience
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