Articles tagged with Hymenoptera
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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Researchers analyzed solitary mason bee gut metagenomes to understand how urban environments shape diet, microbiome stability, pathogen exposure, and antibiotic resistance. The study found that bees' gut ecosystems containing both bacteria and viruses are more resilient than bacteria-only communities.
A study by Kobe University ecologist Shinji Sugiura reveals that adult pond frogs actively attack and consume hornet workers despite being stung repeatedly. The frogs showed no noticeable harm from the venomous stings, making them a unique model organism for studying mechanisms underlying venom tolerance.
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.
Research by Kobe University entomologist SAGA Tatsuya found that two hornet species divide their prey by specializing on different targets. The Japanese yellow hornet eats soft-bodied prey like crickets and moths, while the yellow-vented hornet consumes low-value prey such as beetles and wasps.
A team of scientists analyzed 300,000 years of genetic history of Franklin's bumble bee and found that population bottlenecks and environmental issues such as fire and drought led to its decline. The study suggests that the species' extinction vulnerability arose from historically low effective population size and genetic diversity.
Scientists discovered that leafcutter ants with large loads perform fewer antennae taps per step, limiting their ability to perceive the trail. By reducing the load, they increase antennae taps, highlighting the impact of oversized loads on trail navigation.
Researchers at Binghamton University have identified two previously unknown species of parasitic wasps living in the United States, highlighting the importance of biodiversity and oak gall wasp diversity. The discovery sheds light on how these insects escape diverse and evolving clades of parasites.
Researchers developed a sustainable solution to help tackle honeybee decline by creating an engineered food supplement. The new feed, designed to provide essential compounds found in plant pollen, significantly enhances colony reproduction.
Scientists studying ant plants in Fiji have discovered a way for the plant to keep the peace among conflicting ants by providing separate chambers. The new research reveals that compartmentalization is an effective evolutionary strategy to mitigate conflicts, allowing the host plant to benefit from multiple symbiotic relationships.
A new study led by Penn State researchers suggests that bumble bees' dietary preferences do not necessarily reflect their optimal nutritional needs. Despite choosing diets high in certain nutrients, the bees experienced negative fitness outcomes, including decreased egg-laying and unchanged body mass.
A study by Kobe University found that Japanese wasp larvae feed on a diverse range of species, including birds, mammals, reptiles, amphibians, fish, and insects. The research used DNA metabarcoding to identify the gut contents of larvae from wild and reared nests, revealing significant differences in prey composition between the two.
Researchers identified two venom genes in parasitoid wasps that degrade adult tissue precursors in host fly larvae, ensuring successful parasitism. The findings provide insights into the molecular mechanisms behind the sophisticated survival strategy of these wasps.
Researchers found that desert ants rely on the polarity of the geomagnetic field to navigate during learning walks, contradicting previous findings in other insects. The team manipulated magnetic fields and observed the ants' behavior, concluding that a compass-like navigation system is useful for short-distance navigation.
A recent study found that 26 highly trained community scientists in Pennsylvania were more effective at documenting bee diversity than thousands of users of the photo-based app iNaturalist. The volunteers collected over twice as much biodiversity data, including new species and county records, through a collections-based program.
Scientists have discovered two new wasp species, Troporhogas rogerfedereri and Troporhogas rafaelnadali, named after tennis legends Rafael Nadal and Roger Federer. The parasitoid wasps were found in Thai national parks Khao Yai and Khao Sok.
A noncoding gene has been identified as the deciding factor in determining sex in Argentine ants, with a specific genomic region being crucial to this process. The gene does not encode a protein but rather produces an RNA that influences sex determination.
A new study found that removing hedgerows and field margins decreases the diversity and abundance of arthropods, which can lead to reduced natural pest control. The research suggests that using flowering plants in field margins and implementing agri-environmental measures can be effective ways to increase farmland biodiversity.
A new study finds significant variation in pollinator attractiveness among annual flower cultivars, with some varieties drawing in more insects than others. Begonia and impatiens cultivars were found to be particularly attractive to bees and other pollinators.
A newly described family of jewel wasps, Protoidae, has been found in Cretaceous amber from Lebanon, providing a unique snapshot of the group's early evolution. The discovery reveals striking characteristics, including a long, shovel-like process, which may have assisted with egg-laying and ovipositing.
A team of scientists led by Colleen Smith found that specialist bees focus on the most abundant plant species in an ecosystem. The study suggests that plant abundance could be a mechanism promoting specialization and speciation among bee species.
Researchers have sequenced the genomes of two hornet species, revealing clues to their invasive success. The study found rapid genome evolution and genes related to communication and smell, which may help explain why hornets are successful as invasive species across the globe.
Scientists discovered that male yellow crazy ants have maternal and paternal genomes in different cells, making them chimeras. This unique phenomenon occurs within a single fertilized egg, contradicting the fundamental law of biological inheritance where all cells should contain the same genome.
Researchers found that indoor refrigeration units increased queen survival rates and reduced maintenance needs compared to outdoor storage. The study suggests that 'queen banking' could be a key strategy for strengthening honey bee survival in the face of a changing climate.
Genetic analysis confirms Asian hornet's origins, linking it to a single mated queen that arrived in France in 2004. The finding raises concerns about future invasions despite the species' limited suitability for Ireland's climate.
In the species Isodontia harmandi, siblings regularly consume each other to ensure access to their mother's food resources. This unique behavior is observed in communal brood cells, where siblings compete for limited resources.
A study by UC Riverside scientists has identified a set of genes on a single chromosome associated with the production of male or female offspring in ant colonies. The discovery sheds light on the complex relationships between genetics and environmental factors in shaping the sex ratio of these societies.
Researchers discovered a new species of parasitoid wasp that forms star-shaped cocoon masses suspended by threads up to 1 meter long, providing protection against natural enemies. The structure can accommodate over 100 cocoons and is believed to help the wasps survive during critical periods.
A new study reveals that Asian honeybees use distinct signals to alert nestmates of giant hornet attacks, employing a sophisticated communication system. The research found that these signals are designed to get the attention of colony members and convey a sense of urgency.
A newly discovered parasitoid wasp has been found to dive underwater for several seconds to attack and pull out caterpillar hosts. The wasp's unusual behavior is reminiscent of the Japanese monster Godzilla.
The Journal of Hymenoptera Research published its 64th issue featuring 14 new genera and 29 new species of microgastrine wasps. The team described five new species named after institutions holding prominent wasp collections, including the Canadian National Collection and the South Australian Museum.
A study identified 17 new genera and 29 new species of microgastrine wasps, including those named after Crocodile Dundee and Toblerone, published in the Journal of Hymenoptera Research. The discovery highlights the megadiverse fauna of these parasitoid wasps, with many more awaiting discovery.
A new extinct species, 'Archaeoteleia astropulvis', a 100-million-year-old fossil wasp, has been named after David Bowie's alter ego Ziggy Stardust. The discovery highlights the importance of understanding extant fauna to interpret fossils.
A Canadian research team developed a device to detect social wasp alarm pheromones, revealing three species have similar chemical messages. This discovery highlights the insects' ability to recognize and respond to other species' alarm pheromones.
Scientists have discovered a new parasitoid wasp species that can kill up to 25% of the Asian fly larvae, a widely spread invasive pest corrupting large parts of the pigeon pea crops. This natural enemy has the potential to be a biocontrol agent, offering a promising solution for the Dominican Republic's economic losses estimated at 76%.
The newly described species Tinkerbella nana is the smallest known fairyfly, with a body length of only 155μm. Its aerodynamic features are thought to aid in reducing turbulence and drag during flight.
Three new species of parasitoid wasps were discovered in Papua New Guinea and Thailand, with the Thai species named after Beatrix Kiddo due to its deadly biology. The wasps' reproductive habits involve developing eggs in other insects and killing or immobilizing their hosts.
A study describes 9 new wasp species of the Paramblynotus genus from Africa and Madagascar, adding to the already rare Mayrellinid family. The discovery provides insights into the biology and ecology of these parasitoid wasps.