Articles tagged with Insects
Researchers found that village habitats, such as green spaces and fallow land, support a wide variety of insects, including wild bees. Native wildflowers like Knautia and Cirsium are valuable resources for pollinators. Tips for gardeners include using pollinator-friendly plants and allowing vegetation to grow without frequent mowing.
A study analyzing 47 termite species found that genome expansion occurred before the division into wood- and soil-feeders, allowing termites to adapt to various environments. The research provides a comprehensive toolbox for future studies on social behavior, immunity, and ecological adaptations.
A recent study reveals that tropical insects have limited ability to adapt to climate change, with many species unable to tolerate high temperatures. The research highlights the threat of far-reaching consequences for entire ecosystems, particularly in regions like the Amazon.
A University of Sydney-led study found that honey made from mixed floral sources has superior performance against bacteria, with high levels of bioactive compounds. The findings could help develop new treatments for drug-resistant infections while supporting bushfire recovery and sustainable beekeeping practices.
A study suggests that moths integrate geomagnetic and visual cues to orient themselves during seasonal migration. The research found that visual cues are indispensable for accurate migratory orientation in the fall armyworm species.
The Safeguard project, which aimed to expand understanding of declining wild pollinators, has come to an end. The project delivered a comprehensive reassessment of European wild pollinator trends and developed an integrated assessment framework to guide evidence-based management.
Researchers have discovered that native rice stink bugs have more genetic diversity than invasive species, which could help monitor the spread of insecticide resistance. This study provides valuable insights into pest management for Arkansas rice growers, who face significant costs due to the bug's impact on their crops.
Researchers shed light on moths & butterflies' evolution, conservation needs, and diverse feeding habits. Discoveries suggest that these insects obtained plant-digesting abilities from fungi, while mandibled moths were once more diverse but largely extinct.
Researchers found caterpillars mimic ant signals using precise rhythmic beats to gain acceptance, feeding, and protection. The most ant-dependent species produce regular, complex rhythms similar to those used by ants.
A Canada-wide study using DNA metabarcoding reveals the intricate relationships between cavity-nesting bees and wasps and their food sources. The project, involving over 5000 students, creates detailed maps of these interactions, providing valuable insights into biodiversity and conservation.
A study published in the Journal of Apicultural Research found that combining a widely used mite-killing pesticide with an agent inhibiting its tolerance can effectively control varroa mites. The new treatment increases amitraz's killing power by 50% and shows promise for developing novel synergists to target these destructive mites.
A University of California - Riverside study has identified bed bugs' fear of water and wet surfaces, which affects their behavior and movement patterns. Researchers found that all bed bug ages and genders avoid wet surfaces, with younger insects being more sensitive to moisture.
Researchers have developed a new method to map the location of honey bee 'dance floors,' where forager bees perform waggle dances. This method allows for accurate quantification and comparison of waggle dance regions, enabling better understanding of honey bee communication.
A recent study found that chikungunya can spread in temperatures as low as 13 degrees Celsius, posing a greater health threat in Europe than previously thought. The Asian tiger mosquito is expanding northwards through the continent, and warming temperatures may lead to local outbreaks in the UK.
A study found that forest conversion harm dung beetles by increasing temperatures and drying out the ground, making it hostile for them. The key species, Anoplotrupes stercorosus, is particularly affected, with its population declining as temperatures rise.
Researchers identified 255 insect species in perennial grasses, but few in annual grasses, highlighting the importance of unmown refuges for biodiversity
A new species of ladybird beetle, Parastethorus pinicola, was discovered on a pine tree at Kyushu University's Hakozaki Satellite. The beetle measures just over one millimeter in length and is the first major update to Japanese ladybird classification in 50 years.
Researchers found that termites evolved from cockroach ancestors that became dependent on cooperation and food sharing within colonies. Monogamy and high relatedness were crucial for the evolution of complex social systems in termites, with genes involved in sperm motility being lost due to the absence of sperm competition.
A new study in Systematic Entomology reveals that evasive butterfly mimicry in the genus Adelpha may be a rare and overlooked type of mimicry. The researchers found that Adelpha butterflies use speed and unpredictability as a defense mechanism, making them difficult to catch for birds and other predators.
Researchers at Binghamton University discovered that caterpillars can hear airborne sounds via microscopic hairs on their bodies. The study found that the caterpillars were 10 to 100 times more responsive to airborne sound than surface vibrations felt on their feet, suggesting a new approach for improving microphone technology.
A study by University of Exeter researchers found that moths move significantly less under artificial light compared to natural night conditions. The results suggest that light pollution has widespread effects on nocturnal moth activity, irrespective of lighting type, with implications for moth populations and ecosystem services.
A new study has found that living walls can significantly enhance urban biodiversity by attracting pollinators and other wildlife. The research revealed that soil-based living walls with plants in soil attracted more wildlife than those with artificial substrates, and specific plant species like ivy and honeysuckle were most effective.
A global study reveals invasive alien species reduce terrestrial insect abundance by 31% and species richness by 21%. Insects are often overlooked victims of invasion, exacerbating population declines and ecosystem disruption.
Researchers developed a genetic method to produce dark males and pale females, making it easier to sort sex in mosquito control. The approach uses CRISPR gene editing to create an engineered sex-linked trait that enables fast and accurate sex separation without complex equipment.
Researchers found thousands of hutia fossils in a Caribbean cave, including nests made from compacted soil and coated with a waxy substance. The discovery provides evidence of the presence of bees in the area thousands of years ago, challenging initial findings on wasp nests.
A study analyzed 679 honey samples from Italy and found that 98% contained at least one bee pathogen. This analysis may provide clues to bees' health, highlighting the need for further research on bee health.
Researchers have developed a new test that uses microbes to determine the age of termite droppings, allowing for rapid on-site infestation assessments. The study found that the amount of DNA from E. coli bacteria in the pellets decreases significantly over time, with a nearly 190-fold drop by the 12-month mark.
The Florida Museum of Natural History has published 'The Butterflies of California' after five decades of work by brothers Thomas and John Emmel. The book, which clocks in at 854 pages, explores the diversity and life histories of butterflies in western North America.
Researchers discovered that locusts regurgitate to repel ant attacks, and the mixture of diethyl glutarate, 3-methylindole, and 2-(formylamino)benzoic acid stimulates ant gustation, leading to aversion
Forensic researchers at Florida International University have developed a new technique to estimate the time of death by analyzing the genetic markers of maggots. This method, known as a molecular clock, can accurately determine the age of late-stage maggots and revolutionize death investigations worldwide.
Researchers found that crickets are unable to distinguish between plastic and food, and will consume large plastic particles if their mouth can fit them. Crickets also break down microplastics into smaller nanoplastics during digestion, which may have negative environmental effects.
Researchers found that a blend of non-toxic and genetically modified toxic corn can alter the shape of corn earworm moth wings, making them more aerodynamic and able to travel longer distances. This change in wing shape increases the moths' capability to fly long distances and spread resistance to the toxic corn.
Madagascar hissing cockroaches gather in groups to conserve water when the air is dry, a behavior that helps them retain moisture. This strategy, previously observed in small insects and larvae, may become more common as climate change alters humidity patterns.
A study published in Insect Conservation and Diversity analyzed over 17,000 social media photos and videos to understand domestic cats' prey in urban settings. The research found that cats hunt a diverse range of arthropods, including Orthoptera, Hemiptera, and Blattodea.
A parasitic ant queen tricks ant workers into killing their queen mother by spraying a foul-smelling chemical, causing her daughters to turn against her. The parasitic queen then usurps the throne and is served by the workers.
Researchers discover a new parasitic strategy where an invading ant queen uses a chemical spray to manipulate host workers into killing their own mother. The study details two species of parasitic ants that use formic acid as a chemical camouflage to get past the colony's defenses.
Seven new species of a distinctive frog-like insect belonging to the genus Batracomorphus have been discovered in Uganda's Kibale National Park. The findings are significant as they mark the first new species recorded in Africa since 1981 and add to the existing 375 known worldwide.
In a study by Michelle Miner at UC Riverside, bumble bees were found to avoid foraging near ant colonies due to the risk of being bitten. However, aggressive bees who fought back were victorious in individual fights but may ultimately harm their colony by wasting energy.
A seven-year study reveals that marginal lands, like abandoned golf courses, can support diverse bee populations. The study found 118 confirmed species, with nearly half belonging to the globally common Halictidae family.
Researchers have made significant advances in genetically modified plants that produce alpha-amylase inhibitor proteins, making them indigestible to pests like bedbugs, beetles, weevils, and woodworms. Gene editing techniques, such as CRISPR, offer a promising solution to combat insect pests without compromising human consumption.
A new native bee species named Megachile (Hackeriapis) lucifer has been discovered in the Bremer Range region of Western Australia. The striking bee was found visiting both an endangered wildflower and a nearby mallee tree, and its discovery highlights the importance of understanding native bees before their habitats are disturbed.
Researchers from Nantong University have discovered four new species of Lepidosira springtails in China, representing the first record of this genus in the country. The findings, confirmed by molecular and morphological analysis, expand scientific understanding of springtail diversity and evolution.
A new international study published in Insect Science offers a more complex picture of insect populations. High-flying migratory insects have remained largely stable over nine decades, but agricultural pests are on the rise, posing a persistent threat to food security.
Researchers have created a model that can handle complex mosquito behavior and its impact on human diseases. The study reveals surprising findings, such as it may be better to let a mosquito bite you in terms of overall transmission.
A new study from the University of Eastern Finland found that bark beetle damage clusters in Finland tend to concentrate in groups near previous infestations and mature stands. The research analyzed forestry land data and identified forest characteristics increasing the likelihood of a stand becoming part of a cluster.
Researchers found that birds prefer lanternflies that haven't fed on the tree of heaven, suggesting a toxic defense mechanism. This discovery could inform effective management strategies for the spotted lanternfly pest.
A recent study investigates the genetics and evolution of melanism in the tea geometrid moth, revealing a highly constrained mechanism. The research team found distinct mutations around a genetic hotspot responsible for independently derived melanism in various populations across China.
Researchers at University of Würzburg discover carpenter ants perform prophylactic amputations on injured workers, halving infection spread and doubling survival rate. This unique approach is reminiscent of human medical logic, highlighting the importance of timely treatment in densely populated colonies.
Researchers found high floral scent chemodiversity attracts a wider variety of pollinators but reduces bacterial richness on flowers. The discovery supports the 'Filthy Pollinator Hypothesis', which proposes that diverse scents prevent detrimental microbial colonization.
Researchers discovered that stinkbug females possess a novel symbiotic organ on their hindlegs, which nurtures specific fungi that provide physical defense against wasp parasitism. The fungus-covered eggs exhibit lower parasitism rates, highlighting an impressive example of evolutionary adaptation.
Chapulines, a traditional Mexican food, have changed meaning over time from poor people's fare to tourist novelty. Locals consider them an essential source of protein, while women who sell chapulines are vital breadwinners for their families. The COVID-19 pandemic even saw innovative touchless sales during market closures.
A novel disease prevention strategy targeting the Aedes mosquito species has been shown to reduce mosquito numbers by 60% and cases of dengue fever by 24% in a community. The study, conducted in Merida, Mexico, tested an intervention that used targeted indoor residual spraying of insecticide before outbreaks occur.
A new study found that fire can have varying impacts on global bee populations, with some species thriving in post-fire conditions and others declining or disappearing. The review highlights the need for tailored fire management strategies to support biodiversity, particularly in Australia's unique ecosystems.
A new study from Lund University maps the hidden highways of the sky, revealing how environmental factors and species interaction affect animal distribution in the aerial habitat. The research highlights the importance of understanding the air as a dynamic environment that requires adaptation to preserve flying animals.
Researchers investigate cryopreservation as a tool for conservation, using the European subspecies of the Swallowtail to assess its viability. If effective, it could support long-term strategies like breeding programs and reintroduction efforts.
Researchers Prof David Julian McClements and Prof David L. Kaplan propose hybrid foods as a solution to reduce industrial animal use's carbon footprint and boost health. The authors emphasize the need for collaboration to optimize protein combinations balancing nutrition, taste, sustainability, and affordability.
In a lab study, researchers found that female crickets prioritize reproductive organ development, while males focus on growing bigger bodies and storing energy. This sex difference in resource allocation is linked to mating success, with females allocating more resources to eggs.
The 'Grassland Butterfly Index' shows a significant decline in butterfly populations in Germany from 2016 to 2023, with some species decreasing by up to 50%. This trend is consistent with European-wide declines, highlighting the need for effective conservation measures to protect these important ecosystem indicators.
A study of migratory hoverflies on an oil rig in the North Sea revealed that they can transport pollen over great distances, potentially linking plant populations across Europe. The hoverflies carried pollen from up to 14 different plant species, highlighting their importance in agriculture.
Researchers discover new parasitoid wasp species, Heinrichiellus natgeo, in honor of the National Geographic Society. The tiny insect plays a crucial role in regulating insect pest populations and is found in remote areas of India.