Articles tagged with Insect Flight
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Scientists have identified a link between temperature and insect reproduction, finding that cold temperatures slow down reproduction in fruit flies and other insects. This discovery could lead to new control strategies for mosquitoes and agricultural pests, potentially reducing the spread of diseases like malaria.
A team of researchers describes a novel flight style in the smallest free-living insects, beetles of the featherwing family. They found that these insects use a bristled wing style and rowing movements to excel at flight, defying conventional wisdom about insect aerodynamics.
Researchers from the University of Würzburg discovered that monarch butterflies process sun information as a compass during migration, but only when flying actively. The butterfly's brain represents the heading direction relative to the sun in a similar way to a compass.
A new study by Oxford academics found that approximately 20% of flies and cockroaches carry carbapenem resistance, while 70-80% carry extended spectrum cephalosporin resistance. Climate change could lead to a doubling of insect populations and an increase in the global spread of antibiotic resistance.
Research reveals hoverflies use a time-compensated sun compass to orientate during autumn migration, adjusting course based on sun's position and time of day. This navigation technique helps the insects maintain an efficient southern route despite flying on sunny days.
Researchers used isotope mapping to track monarch butterfly migration routes and identify their natal origins. The study, led by a University of Ottawa student, revealed that monarchs from the eastern US likely originated in Texas, providing valuable insights into population decline.
Researchers at UC San Diego develop precision-guided sterile insect technique (pgSIT) to control mosquito populations. The system uses CRISPR to alter genes linked to male fertility and female flight in Aedes aegypti, reducing disease transmission.
Researchers found that bumblebee flight performance rises rapidly from 12°C and peaks between 25-27°C, but declines beyond this. This study suggests that climate warming may benefit some northern-latitude bee species, but poses risks to southern-latitude populations due to more frequent extreme weather events.
Researchers at the University of Minnesota have developed a method to cryopreserve fruit fly embryos, preserving their viability for up to generations. This breakthrough enables genetic research, disease modeling, and potential pest control applications, such as combating the invasive Drosophila suzukii.
Researchers discovered that fruit flies can fly up to 15 kilometers in a single journey, outpacing many migratory bird species. The study, led by Kate Leitch, used 'release and recapture' experiments with hundreds of thousands of common lab fruit flies.
A Rutgers-led study reveals that small water droplets on plant leaves are rich in carbohydrates and proteins, essential for insect survival. This discovery has profound implications for the conservation of beneficial insects and could reduce pest problems in various crops.
Scientists from CNRS, Université de Lorraine, and Inrae have developed a cable-driven robot that can follow and interact with free-flying insects. The robot successfully studied the free flight of moths up to a speed of 3 meters/second, enabling researchers to better understand insect orientation strategies.
Researchers studied how hoverflies process visual information to control their flight movements, finding that descending neurons adapt like sensory neurons but also persistently fire like motor neurons. This unique integration of responses offers insights into the brain-behavior link in flies and potentially all vertebrates.
Certain insects arrest their development at specific stages to cope with extreme conditions, a process known as overwintering. Research reveals that day length and temperature separately regulate this adaptation, utilizing distinct mechanisms including the juvenile hormone pathway and insulin/TOR signaling pathway.
The European garden spider's population density in Switzerland has dropped alarmingly, with a decline of 140 times compared to the previous average value. This suggests an insect meltdown is affecting ecosystems, leading to impoverished conditions and potential collapse.
Two research collections showcase new tools using genetic analysis and geospatial technology to detect and track invasive species. The collections provide insights into the practical implications of these innovative solutions for improved management of invasive species.
A unique rock carving with six limbs has been identified as a part man, part mantis, suggesting humans have linked mantids to the supernatural since ancient times. The petroglyph was discovered in Iran's Teymareh site and is believed to be between 40,000-4,000 years old.
Researchers used a thrip's wing and microcantilever to study the drag force on an actual insect's wing under constant airflow. The study found that the natural bristled design could increase sensitivity in tiny flying or swimming robots.
A new special issue of the Annals of the Entomological Society of America showcases research on insect agriculture for food and feed. More than 1 million insect species are known, offering room for growth in the field. Insect-based industries could reach $50-100 billion by 2050, bolstering global ag sector while protecting environment.
Researchers developed flying robots inspired by hummingbirds, trained with machine learning algorithms to mimic natural bird behavior. The robots can fly silently, maneuver through cluttered spaces, and even teach themselves new skills without human intervention.
A Jurassic fossil find reveals that insects began serving as pollinators before the emergence of flowering plants. The ancient fly's proboscis was used to access sugary secretions in ancient gymnosperms, laying the foundation for pollination mutualism.
Researchers at the University of York have discovered a protein in fruit flies that regulates insulin and is also found in mosquitoes carrying diseases like malaria and yellow fever. This finding opens new pathways for drug design and could lead to better understanding of neurological diseases such as Alzheimer's.
Researchers developed an autonomous flapping-wing robot to study demanding insect flight tasks like takeoff, landing and evasive maneuvers. The robot accurately replicated fruit fly's rapid banked turns using a passive approach to control the maneuver dynamics.
Researchers developed an autonomous, free-flying robot that mimics fruit flies' aggressive escape manoeuvres, demonstrating exceptional flight qualities and power efficiency. The DelFly Nimble has a top speed of 25 km/h and can perform agile maneuvers, making it suitable for future applications in drone technology.
Researchers at Rothamsted Research have developed a simple mathematical model to predict the behavior of midge swarms, which can help protect crops from airborne pests. The model uses basic physics principles to simulate the complex flight dynamics of midges and predicts their dispersal patterns.
Researchers at Lund University have discovered an optimal speed for certain insects when they fly, consuming the least amount of energy. Flying slowly or fast requires the most effort, with a moderate speed of 2-3 meters per second being the most energy-efficient.
Researchers studied the aerodynamics of bats performing manoeuvres during flight, revealing their high level of control over wings. The study used flow visualisation techniques to analyse bat wing movement through the air, gaining insights into how these animals catch prey on the wing.
A new Oxford University collaboration analyzed mosquito wing movements to understand flight dynamics. The study revealed two novel aerodynamic mechanisms, including trailing-edge vortices and rotational drag, that enable high-frequency flight.
Researchers found that Giant Ceropegia flowers mimic the scent of honeybees under attack to fool freeloading flies into pollinating them. The study reveals a complex reproductive strategy where plants use alarm pheromones to lure in insects.
Researchers have developed a new method to observe and identify male and female tsetse flies using near infrared still photographs and time-lapse video. This technique could make the Sterile Insect Technique more efficient by sorting males and females earlier, allowing for easier sterilization and control of the fly population.
Researchers discovered that the beetles' unique method of movement involves raising their middle legs to prevent wing interference and then rapidly flapping their wings in a figure-of-eight pattern. The insects' balancing act between surface tension and lift generates telltale ripples on the water's surface.
Researchers from California and Saudi Arabia found that nearly 40% of red palm weevils flew more than 10 kilometers, with some reaching distances of up to 50 kilometers in just 24 hours. The study provides valuable insights into the flight capabilities of these pests.
Researchers discover a new type of ant-decapitating behavior in the genus Dohrniphora, where adult female flies sever ant heads and drag them off across the forest floor. This behavior challenges previous knowledge of the Phoridae family.
Aristolochia rotunda uses mimicked insect compounds to lure flies that feed on insect secretions, a unique pollination strategy discovered by researchers. This system challenges the long-held assumption that these plants mimic egg-laying sites of fly pollinators.
A University of Iowa study found that planting trees in urban areas does not guarantee an increase in insect populations, despite attracting species. The researchers surveyed tree species and insect abundance, concluding that built environments can limit diversity by impeding insects' ability to interact with other trees.
Researchers from Fred Hutchinson Cancer Center discovered that CenH3, a foundational protein in cell division, is surprisingly absent in many insect species. This finding challenges the long-held assumption of its essentiality and provides insights into the evolution of centromeres and potential mechanisms for chromosomal instability.
Three new extinct fossil species of big-headed flies were discovered in Eocene epoch fossil beds, dating back 49-52 million years. These finds show early evolution parallels a significant ecological revolution, which formed modern natural communities.
A new experiment in Pennsylvania reveals insight into how insects fly and how to design tiny flying robots. The analysis improves understanding of insect flight and informs the design of small flying robots for various purposes.
Brandeis researchers have discovered a previously unknown molecular temperature sensor in fruit flies, which belongs to a protein family responsible for sensing tastes and smells. The discovery provides insights into how insects respond to temperature and may help scientists develop more effective repellents or traps.
A team of scientists found that monarch butterflies use external cues like the sun and magnetic field as a built-in compass, but not an internal map. They funnelled towards their destination using major geographic landmarks.
New research published in the Journal of Theoretical Biology found that bumblebees are unstable when hovering and flying slowly, but become neutral or weakly stable at medium and high flight speeds. This is due to a sideways wind made by the movement of their wings, which can be reduced by increasing speed.
Researchers at Ohio State University have discovered the genetic mechanism that led to the development of wings in fruit flies, a key to their survival. By analyzing 20 cells present in the larval stage, they found that a specific gene, Dpp, triggers the growth of wings by activating another gene, vn.
Research finds that mosquitoes' odor receptors become less sensitive to DEET after brief exposure, allowing them to seek out attractants despite the presence of the repellent. The effect lasts up to three hours and is thought to be a form of habituation similar to human olfactory adaptation.
Insect glands produce secretions that help sperm survive and guide fertilization in fruit flies, potentially providing clues to similar human reproductive glands. Mutant fruit flies with absent glands are infertile, but expression of a mouse gene can partially restore gland formation.
Engineers at Johns Hopkins University are using high-speed video cameras to study butterfly flight and develop more agile micro aerial vehicles (MAVs) for reconnaissance and search-and-rescue missions. Their research reveals that changes in spatial distribution of mass associated with wing flapping play a crucial role in insect flight,...
Researchers at the University of Washington discovered that fruit flies use polarization patterns of natural skylight to maintain their heading while traveling. This finding suggests that many insects possess a navigational system, which could be studied using genetics research.
Researchers have modeled and mimicked the natural designs of falling geckoes, gliding snakes, and flying birds to improve air vehicle design. The special edition, 'Bioinspired Flight', reveals innovative approaches for controlled hovering, forward flight, and exploitation of thermal updrafts.
Researchers aim to create more effective aerial vehicles by studying how animals sense their surroundings, enabling them to navigate in low-light conditions and around moving objects. The project seeks to balance short-term navigation with long-term goals, such as reaching a final destination.
Caltech researchers found that flies regulate altitude by tracking horizontal edges, not the motion beneath them. This mechanism is similar to steering and was tested using an automated flight chamber with multiple cameras.
Fruit flies establish a fixed height by tracking horizontal edges and fly at the same altitude as these features. The researchers used a virtual-reality space to track the flies' movements and confirmed that edge tracking is the primary mechanism.
Researchers at Cornell University have discovered how fruit flies employ a stabilizer reflex to right themselves after being disturbed by wind gusts. By studying the insects' aerial maneuvers, the team aims to develop more efficient and stable flapping-wing aircraft designs.
A new study shows that locusts rely on visual input from a single eye to control their legs while walking, achieving similar results to vertebrates like humans or cats. This discovery emphasizes how insects can use simpler mechanisms to achieve complex behaviors with fewer neurons.
Scientists have cracked the code of insect flight, revealing complex wing designs that defy conventional aerodynamics. By studying locusts and developing a computer model, researchers gained insights into wing deformation and its impact on flight efficiency.
Researchers found that insects can transfer nanoparticles to each other, raising concerns about environmental impact. Exposure to certain nanoparticles caused locomotor impairment and mortality in adult fruit flies.
A team of researchers discovered that bee swarms are guided by high-speed streaker bees, which fly through the top half of the swarm at high speeds. The team filmed swarming bees with high-definition cameras and analyzed over 3500 frames to build a picture of the insects' flight directions.
Researchers use high-speed imaging to study fruit fly evasive maneuvers, finding that the fly's tiny brain calculates threat location and places legs in optimal position within 100 milliseconds. The team also identifies an optimal method for swatting flies by aiming forward of their starting position.
Researchers identified flies' planning behavior, which occurs approximately 100 milliseconds earlier than previously known components of the escape response. The study found that flies carefully position their center of mass relative to jumping legs to propel themselves away from threats.
Researchers developed a technique to extract small amounts of hemolymph from fruit flies, which could expedite understanding of neural physiology and disease mechanisms. The new method is more efficient and precise than traditional methods, allowing for individual organism analysis.
A study by Jean Pierre Kapongo found that Muscidifurax raptor is an effective biocontrol agent for controlling fruit flies in vineyards. This method reduces the need for chemical pesticides, benefiting the environment and promoting agricultural sustainability.
Researchers have discovered a reflex mechanism in insects that allows them to maintain constant speed and altitude, even in strong headwinds. By controlling lift force using the optic flow regulator, insects can fly safely without measuring their speed or altitude.