Search Results for: Insect
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Paleontology
Katydids had the earliest known insect ears 160 million years ago
Fossils from the Jurassic Period show katydid ears looked identical to those of modern katydids and could pick up short-range calls.
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Genetics
These 8 GMOs tell a brief history of genetic modification
Since the first genetically modified organism 50 years ago, GMOs have brought us disease-resistant crops, new drugs and more.
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Life
Swarming locusts can deploy a chemical to avoid being cannibalized
Releasing a “don’t-eat-me” pheromone signals a locust has become a toxic treat. The finding could lead to new ways to control destructive swarms.
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Life
Chemical signals from fungi tell bark beetles which trees to infest
As fungi break down defensive chemicals in trees, some byproducts act as signals to bark beetle pests, telling them which trees are most vulnerable.
By Freda Kreier -
Life
In Australia, mosquitoes and possums may spread a flesh-eating disease
Field surveys show that genetically identical bacteria responsible for a skin disease called Buruli ulcer appear in mosquitos, possums and people.
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Animals
Insect swarms might generate as much electric charge as storm clouds
Honeybees flying over a sensor measuring atmospheric voltage sparked a look into how insect-induced static electricity might affect the atmosphere.
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Math
How geometry solves architectural problems for bees and wasps
Adding five - and seven - sided cells in pairs during nest building helps the colonyfit together differently sized hexa gonal cells , a new study shows.
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Animals
Some cannibal pirate spiders trick their cousins into ‘walking the plank’
A pirate spider in Costa Rica uses a never-before-seen hunting strategy that exploits the way other spiders build webs.
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Ecosystems
Marjorie Weber explores plant-protecting ants and other wonders of evolution
Cooperation across the tree of life is an understudied driver of evolution and biodiversity, Marjorie Weber says.
By Meghan Rosen -
Life
50 years ago, flesh-eating screwworms pushed scientists to mass produce flies
"Fly factories” dreamed up in the early 1970s have helped North and Central America keep screwworms in check for decades.
By Nikk Ogasa -
Animals
This bird hasn’t been seen in 38 years. Its song may help track it down
Using bioacoustics, South American scientists are eavesdropping on a forest in hopes of hearing the song of the long-missing purple-winged ground dove.
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Animals
These ants build tall nest hills to help show the way home
Desert ants living in the harsh, flat salt pans of Tunisia create towering anthills to aid with navigating the near-featureless terrain.
By Soumya Sagar