Articles tagged with Bees
Research found that combining neonicotinoids with fungicides significantly increased mortality of bee larvae, while also affecting adult honeybee survival rates and lifespan. The study suggests that solitary wild bees may be more vulnerable to pesticide effects due to their smaller colony size.
A recent study by University of Bristol scientists found that the novel pesticide flupyradifurone is lethal to mason bees at field-realistic concentrations. The research also revealed sublethal effects on bees, including reduced nesting behavior and lower survival rates.
A new study published in PLOS ONE found that the diversity and abundance of flowers in a garden, rather than its surroundings, have a greater impact on attracting pollinators. The researchers discovered that providing blooms all season long is crucial for promoting local pollinator communities.
A new study found a strong correlation between pesticide use and fewer wild bee sightings, suggesting a direct link between pesticide exposure and bee population declines. Alternative pest control strategies, such as integrated pest management, are essential for conserving these crucial pollinators.
A new study by MLU and UG found that organic farming, flower strips, and semi-natural habitats improve bee health. Organic fields had the greatest impact, reducing parasite infestation and boosting colony growth.
Researchers found that honey bees consistently had higher levels of viruses than bumble bees, suggesting they may be reinfecting native bee communities each spring. Good honey bee colony management is crucial for healthy pollinator communities.
Researchers at Cranfield University have developed two new methods to authenticate UK honey: one using Spatial Offset Raman Spectroscopy (SORS) and the other employing DNA barcoding. The SORS method detects sugar syrups with high accuracy, while DNA barcoding identifies syrups even at low adulteration levels.
A new study reveals that a balanced diet is essential for honeybees' optimal health and task performance. An unbalanced diet with a high omega-6:3 ratio delays the onset of nursing, reduces nursing frequency, and alters care for larvae.
A recent study finds semi-natural habitats play a crucial role in conserving pollinator diversity, outpacing the impact of pesticide use. The research suggests that prioritizing habitat conservation can be more effective than reducing pesticide application in rice fields.
Scientists have developed a near chromosome-level genome for the Mojave poppy bee, which is a specialist pollinator of conservation concern. The genome assembly will help researchers understand the bee's biological traits, including host-plant specialization and susceptibility to pesticides.
Scientists identified plants that provide a complete and healthy diet for bees, including roses, clovers, red raspberries, and tall buttercups. The study found that a diverse floral diet is best for most bees, with no single plant species optimal for generalist wild bee health.
A recent study reveals that some honeybees exhibit superior learning abilities compared to others, which may be attributed to distinct gene expression patterns in their brains. The research explores the behavioral and genetic underpinnings of individual differences in learning performance among Apis mellifera.
A study found that pesticides imidacloprid, pyraclostrobin, and glyphosate impair the mobility and immune system of Brazilian native stingless bees. Even if bees survive exposure to these pesticides, their immune systems are weakened, making them more prone to infections and increasing the risk of colony collapse.
Beekeepers who used a combination of Varroa mite treatments had higher winter colony survival rates than those using single treatments. Integrated pest management strategies also improved colony survival in harsh weather conditions.
Researchers found that communities with more artificial structures and wealthier neighborhoods have fewer species of bees. Landscaping practices and plant types may contribute to lower biodiversity.
A study found that the sweat bee H. rubicundus is less sociable in Scotland than in Cornwall, exhibiting genetic differentiation and isolation. The authors explored this phenomenon in the context of the species' adaptability to extreme latitudes.
A new study by York University finds that community science programs, such as Bumble Bee Watch, play a crucial role in monitoring bumble bee distributions and detecting endangered species. The program provides valuable data on bee populations, habitats, and distribution patterns, complementing traditional scientific methods.
A new study reveals that fungi associated with bee bread have unique adaptations that allow them to thrive in the acidic environment. The researchers found that one strain of Aspergillus flavus can withstand extreme pH levels and propolis, which has fungicidal properties.
Research detects declines in bees and butterflies in western and southern North America due to environmental change and habitat loss. The study identifies regions of concern and highlights the need for conservation efforts and improved monitoring methods.
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.
The study found that variation in heat tolerance is influenced by size, sex, and infection status of the bees. Body size and environmental temperature have context- and sex-dependent effects on heat tolerance. Parasite infection also plays a role, particularly among female bees.
Rising global temperatures are driving up nest temperatures, compromising bumblebees' ability to construct livable nests. Bumblebee colonies may struggle to adapt to these conditions, leading to a decline in population and range.
A new study reveals that honey bees are exposed to an average of 23 stressors at once, creating 307 interactions that impact bee health. The researchers found that social media influencers – viruses and pesticides – have a significant impact on the architecture of the complex network.
Researchers found that diverse native wildflower plantings increase flower resources for pollinators, with higher abundance and diversity in heterogeneous landscapes. The study emphasizes the importance of maintaining wildflower plantings for multiple years to maximize floral diversity.
A recent study on orchid bees in the Brazilian Amazon found that deforestation significantly impacted bee populations, with some species dwindling in just 10-17 years. The research, conducted in the 1990s, also revealed new species and highlights the importance of protecting rainforests.
Researchers at UMass Amherst have identified the most effective AI method for monitoring insect populations using bioacoustics, with deep learning models achieving high accuracy. The study found that machine and deep learning are becoming the gold standards for automated bioacoustics modeling.
The study revealed three genetically distinct populations of rusty-patched bumblebees, highlighting the need for tailored conservation efforts. The analysis showed low colony abundance and high rates of inbreeding, threatening the long-term viability of the species.
Researchers have developed VespAI, an automated system that attracts hornets to a monitoring station and captures standardized images using an overhead camera. The system uses AI algorithm to identify the species with almost perfect accuracy, allowing authorities to mount a rapid response.
Native wild bees are vital for pollination and have a significant impact on crop productivity. A recent study found that increasing wild pollinator habitat could provide additional nutrition for 30 million people annually and increase farmer income by up to $3 billion every year.
A sample of almost 4,000 haiku references butterflies, bees, ants, and flies most frequently, describing their color, flight patterns, and ecology. The study provides new insights into the diversity and complexity of arthropod references in traditional Japanese poetry.
Researchers discovered how honeybees interpret dances that relay directions to food, even in complete darkness. By analyzing bee movements and antennae signals, scientists found a neural mechanism that combines sensory data from the two systems.
Scientists have discovered a new, rare osmiine bee species in the French Alps with an unusual geographic distribution spanning over 2000 km to Turkey and Northern Iraq. The species has unique ecological characteristics, including distinct nesting behavior in dead wood.
Research suggests that warmer fall seasons may lead to colony collapse in honey bees due to increased flying time. However, cold storage for colonies could help reduce the risk of colony collapse by allowing bees to cluster earlier and save workers.
Bee colonies face a critical 'hungry gap' when recommended pollinator plants start blooming too late in the spring, resulting in low colony survival and queen production. Adding early-blooming species like ground ivy and red dead-nettle to existing hedgerows can improve colony success rates significantly.
Researchers found that bumblebees can learn multi-step tasks through social interaction, even when struggling individually. The study revealed that bees could acquire complex behaviors beyond their individual cognitive capabilities, challenging the traditional view of human exclusivity in social learning.
Wild stingless bee colonies in the Colombian Andes develop tolerance to the insecticide abamectin, which is derived from cattle medication ivermectin. Despite high concentrations of abamectin being lethal to bees, tolerant colonies grow at similar rates as non-tolerant ones
Research shows that invasive Asian honeybee population in North Queensland has overcome a genetic bottleneck to grow into a thriving colony. The study highlights the importance of this case for understanding population resilience and provides insights into how some species can adapt quickly despite low genetic diversity.
A team of scientists has discovered eight new species of Hylaeus masked bees in the Pacific islands, including French Polynesia. The study reveals that these tiny bees likely rafted between islands via Fiji and the southwest Pacific, solving a long-standing mystery about their origins.
Two new Pacific bee species and insights into Fijian bird behavior have been described in recent scientific studies led by Flinders University. The research highlights the potential for species discovery, ecological knowledge, and cultural engagement from Asia-Pacific collaborations.
A new study shows that UK solar parks, if managed correctly, can support insect pollinators such as bees and butterflies. The availability of a diverse range of flowering plant species within the solar farms is crucial for increased pollinator abundance and biodiversity.
Researchers found that honey bees can fly in temperatures ranging from 77 to 104 degrees Fahrenheit without overheating, by lowering their wingbeat frequency and increasing stroke amplitude. This adaptation helps the bees conserve water and improve their heat tolerance.
Researchers found that artepillin C interacts intensely with tumor cells, altering their fluidity and triggering autophagy. The study's results contribute to a deeper understanding of the substance's action mechanisms and provide insights for future research.
A spatial model predicts pesticide exposure in bumblebees, explaining nearly 75% of the spatial variation. The model uses data on pesticide application and crop characteristics, but not flower attractiveness or chemical persistence.
Researchers have discovered that bees produce multiple acids that provide essential nutrients to native gut microbes, such as Snodgrassella alvi. This finding suggests that the bee directly enables bacterial colonization by furnishing necessary nutrients, highlighting the intricate metabolic synergy between bees and their gut microbiota.
Researchers found that pesticide-adjuvant combinations used in almond orchards can interfere with honey bee communication. The study suggests that these chemicals can alter the antennal responses to brood and alarm pheromones, potentially disrupting colony function.
Researchers found that 195 of 328 bee species collected in Wake County between 1900-2018 were not seen since 1969, likely due to underground nesting habits. Urbanization, climate change, and limited detection methods may be contributing factors.
A fungus-based biopesticide is less lethal to mammals than synthetic insecticides but can wipe out colonies of wasps that benefit plants by feeding on pests and performing pollination. The study found that infected wasps are not detected by nestmates, potentially threatening the survival of these species.
Researchers investigated how urbanization affects interactions between plants and pollinators in a tropical city. They found that seasonal changes play a crucial role in shaping these interactions, leading to significant changes in plant-pollinator networks.
In parts of Africa, humans communicate with greater honeyguides to locate bee colonies, sharing knowledge about the location of nests. The bird benefits by eating leftover honeycomb, while people gain access to honey and beeswax. Researchers found that honeyguides learn distinct vocal signals used by different honey-hunting communities.
A new European study confirms pesticides harm bumblebees, contradicting current regulations. The research, published in Nature, shows that pesticide use reduces colony production and queen numbers, highlighting the need for more effective pollinator protection.
Researchers found that honeybees' cluster behavior is a survival strategy against cold temperatures, not insulation. The study suggests that beekeepers should reconsider their hives' design and materials to reduce heat loss.
A new study from the University of Oxford found that bumblebees cannot taste pesticides in nectar, even at lethal concentrations. Bees rely on taste to avoid contaminated nectar, which poses a significant threat to their survival.
Researchers discovered a less deadly strain of deformed wing virus in wild honey bees from a US forest. The finding suggests the virus can evolve to be milder and could inform strategies to prevent or treat DWV in managed honey bee colonies.
A study by Cornell University found pesticides, herbicides, and fungicides in managed honeybee hives in New York, posing a risk to bee health and the environment. The chemicals, including acaricides and neonics, were detected in nearly all samples, highlighting the need for better protection of pollinators.
The BeeBCD project brings together over 18 million bee occurrence records to improve accuracy and accessibility of species data worldwide. This consolidated dataset will support future plant and crop production, as well as scientific communications, and inspire more reporting from under-reported regions such as Asia and Africa.
Two bee species thought to be distinct are found to be the same, males and females of a single species, using DNA sequencing. The study uses barcoding to identify the species, which is crucial for understanding conservation needs.
A new study found that bumblebees maximize nectar sugar collection per minute to provide an immediate energy boost for the colony. By trading off time and energy, they choose hard-to-access nectar sources with high sugar content.
Researchers found that bumblebees choose nectar sources based on their rate of energy return, not just energetic efficiency. This approach allows them to maximize their immediate benefit to the colony, even if it means working harder.
A new study by Penn State researchers found that honey bees display true altruism, where worker bees help the queen and eggs without reproducing themselves. The genes responsible for this behavior can be passed down from either mother or father bees, but only result in altruistic behavior when inherited from the mother.
Researchers found that honey bee drones exhibit synchronized hyperactivity periods, coinciding with their flight periods, and adapt their behavior to reduce energy consumption. This study reveals the complexity of drone behavior in the hive.