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Ecology: a World Without Mosquitoes

Accepted submission by Phoenix666 at 2016-02-17 13:44:19
Science

So what would happen if there were [no mosquitoes? Would anyone or anything miss them? Nature put this question to scientists [nature.com] who explore aspects of mosquito biology and ecology, and unearthed some surprising answers.

There are 3,500 named species of mosquito, of which only a couple of hundred bite or bother humans. They live on almost every continent and habitat, and serve important functions in numerous ecosystems. "Mosquitoes have been on Earth for more than 100 million years," says Murphy, "and they have co-evolved with so many species along the way." Wiping out a species of mosquito could leave a predator without prey, or a plant without a pollinator. And exploring a world without mosquitoes is more than an exercise in imagination: intense efforts are under way [nature.com] to develop methods that might rid the world of the most pernicious, disease-carrying species (see 'War against the winged' [nature.com]).

Yet in many cases, scientists acknowledge that the ecological scar left by a missing mosquito would heal quickly as the niche was filled by other organisms. Life would continue as before — or even better. When it comes to the major disease vectors, "it's difficult to see what the downside would be to removal, except for collateral damage", says insect ecologist Steven Juliano, of Illinois State University in Normal. A world without mosquitoes would be "more secure for us", says medical entomologist Carlos Brisola Marcondes from the Federal University of Santa Catarina in Brazil. "The elimination of Anopheles would be very significant for mankind."

A world without mosquitoes. What a dream!


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