Articles tagged with Animal Pollination
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.
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.
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.
Researchers have sequenced the first draft genome of Osmia lignaria, a key pollinator for almond trees, shedding light on its physiological and molecular processes. This analysis led to a better understanding of the bee's lifecycle and dormancy periods, enabling potential developments in managed populations for pollination services.
Researchers have discovered the first orchid species pollinated by gall midges, a tiny fly species. The study found that the flowers of Oberonia japonica are specifically adapted to attract female gall midges, which then transfer pollen and access structures, solving a mystery in plant-pollinator relationships.
Researchers found that Amystrops sap beetles pollinate fragrant screw pines, contrary to previous assumptions about wind-pollination. The study also revealed floral thermogenesis in male and female flowers of Pandanus odorifer.
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.
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 fungus gnats lay eggs in the flowers, which then feed on decaying flowers to develop into adult gnats. However, some gnats may escape the trap, suggesting a nuanced interaction between plant and insect.
A study by University of Seville researchers reveals that climate change has brought forward the flowering period in Doñana National Park by 22 days, affecting 80% of species. This shift leads to increased competition for pollinating insects and altered plant community dynamics.
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.
Two new EU-funded projects, PollinERA and WildPosh, will investigate the toxicological and ecological impacts of chemical pollution on terrestrial biodiversity and pollinators. The projects will improve risk assessment tools and characterise exposure routes to pesticides in four European regions.
A University of Washington team discovered that nitrate radicals in the air degrade scent chemicals released by wildflowers, making them undetectable to nighttime pollinators. The researchers found that pollution likely has worldwide impacts on pollination, with areas including western North America and Europe most affected.
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.
A recent study reveals that solar energy facilities planted with native grasses and wildflowers can rapidly support thriving insect populations. Total insect abundance tripled at the studied sites, providing additional pollination services to adjacent agricultural fields.
Scientists at CNRS found that flowering plants in farmland are evolving towards self-fertilization as insects decline. This phenomenon threatens plant-pollinator interactions, highlighting the need for conservation measures.
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.
A new study confirms that pesticides commonly used in farmland significantly harm bumblebees. Data from 106 sites across 8 European countries shows that bumblebees encounter multiple pesticides, resulting in fewer offspring and reduced colony performance.
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.
Research in South India found that planting companion marigold flowers and red gram crops alongside Moringa trees increased flower-visiting insect numbers, improving pollination and boosting crop yield. This farming technique is expected to boost the food supply for smallholder communities.
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 at Macquarie University warn that a pollination crisis in Australasia could have severe consequences for the region's biodiversity and food supply. The study found that environmental threats such as habitat loss, climate change, pesticide use, and introduced species are affecting local pollinators.
Researchers found that the orchid Goodyera henryi on Kozu Island is pollinated by an island wasp, leading to hybridization with another orchid species. The study highlights how plants adapt to changing ecological conditions and has implications for understanding plant evolution in response to declining pollinator populations.
A new study reveals that tropical crops relying on insect pollinators are under threat from climate change and agricultural activities. The research found significant declines in insect pollinator abundance and richness, with the tropics being the most vulnerable region.
Research found honeybees choose certain plants based on nutritional needs, selecting a fraction of available options to fulfill their requirements. This knowledge is crucial for ensuring food security and availability of suitable flowers throughout the summer.
A study published in PLOS Biology identifies key genetic loci that distinguish Penstemon species with flowers adapted to different pollinators. The research reveals surprisingly few genetic differences between species with different pollination syndromes, suggesting strong selection to maintain flower traits.
New research reveals that the Deformed wing virus DWV-A originated in Asia, contradicting previous European origins. The study found that Varroa mites transmitted the virus to European honey bees after their introduction to Asia, leading to widespread infections and colony declines.
The study reveals that different bee species may be exposed to pesticides differently, complicating assessments of pesticide risk. Neonicotinoid detection increased with wild plant presence in bumble bee pollen, highlighting the need for further investigation.
Researchers discovered 'mummified' bees in their brood cells, preserving them for 3,000 years due to exceptional conservation. The bees' cause of death remains unknown but is linked to oxygen shortages and changing temperatures in southwest Portugal.
Researchers found that pollination by both honey bees and mason bees increases sweet cherry production, with a synergy effect observed in orchards using both species. Growers can attract mason bees to their orchards by providing nest material, such as bamboo sticks, to enhance cross-pollination.
A new study found that ozone substantially changes floral odour plumes, reducing honeybees' ability to recognise odours by up to 90%. This degradation affects pollinators' crucial role in the natural environment, with implications for food security and biodiversity.
The study found that fruits pollinated by animals are 23% higher in quality, with benefits independent of geographical regions and pollinator species. This suggests that crop quality depends significantly on the presence of pollinating animals.
Researchers have developed bat-inspired drones to eliminate moth pests from greenhouses using sound-based technology. The drones' noise affects moth flight behavior, causing some to fly erratically and others to cease flying altogether.
Research from University of California San Diego scientists found that honey bee pollination results in inferior quality plant offspring compared to native bees. The study revealed that honey bees visit twice as many flowers per plant before moving to the next, leading to higher levels of self-pollination and lower-quality offspring.
A global analysis of pollinator decline in cities reveals that butterflies are most affected, with shrinking habitats and food availability causing populations to drop. Meanwhile, certain groups of wild bees, such as those nesting above ground, remain less impacted by urbanization.
Researchers discovered that microscopic Caenorhabditis elegans worms can use electric fields to jump across Petri plates or onto insects, allowing them to attach themselves. This behavior is made possible by the natural electric charge of pollinators like bumblebees and hummingbirds.
A new study suggests that moths are visiting just as many plants as bees and play a crucial role in supporting urban plant communities. However, their more complex life cycle and specific plant requirements make them less resilient to urbanization pressure.
Researchers found near-surface wind direction is highly variable over timescales of less than 10 minutes, especially in urban areas. They hypothesize an optimal range of wind speed and environmental surface complexity helps insects locate odor sources.
A recent study refutes the long-held notion that bilateral symmetry in flowers enhances pollination accuracy by animals. The research found that the stabilization of animal flower entry is largely due to the horizontal orientation, rather than floral symmetry.
New research reveals that over 300 weevil species have intertwined relationships with specific plants, pollinating and relying on them for food and breeding sites. This unique interaction highlights the importance of weevils as unsung heroes in maintaining ecosystems and products like peanut butter and Nutella.
Carefully planned restoration of agricultural coffee landscapes can increase crop yield by promoting pollinators' habitat, leading to long-term conservation and economic benefits. Over a 40-year period, strategically allocating land to agriculture and forest can double profits for landholders while increasing forest cover by 20%.
A new study has identified the preferred flower species of Midwest bumble bees, revealing that these social bees have more discerning dietary preferences than expected. The research found that common flower species like milkweed and thistles are favored by bumble bees, while others, such as alsike clover and black-eyed Susan, are ignored.
A recent study published in Current Biology found that humidity plays a crucial role in attracting pollinators to plants, alongside scent. The researchers discovered that the weevil responsible for pollinating Zamia furfuracea was equally sensitive to humidity as to scent.
A new study from North Carolina State University reveals that carrying pollen increases the body temperature of bumble bees, potentially putting them at risk due to rising environmental temperatures. The research has significant implications for bumble bee populations and ecosystems, particularly in areas experiencing climate change.
A new Concordia University study found that the rapid growth of urban honeybee-keeping is adversely affecting nearby wild bee populations. The researchers compared bee population data collected from sites around Montreal in 2013 and 2020, finding a decline in wild bee species richness associated with increasing honeybee abundance.
A study by the University of Exeter and Bayer AG found that pollinators produce a conserved family of cytochrome P450 enzymes to tackle alkaloid toxins in plants. These enzymes allow bees to safely consume nectar and pollen from toxic plants, shedding light on insect tolerance mechanisms.
Researchers have solved the mystery of why orchid bees concoct their own fragrance. The bee fragrance serves as a sex attractant and increases the reproductive success of males. The study found that the females are attracted to the scent and that it triggers mating behavior in them.
A new study found that sunflower pollen's spiny structure reduces infection of a common bee parasite by 81-94% and increases the production of queen bumblebees. The research also suggests that other flowers in the sunflower family may have similar disease-fighting powers.
A new study suggests that climate change could lead to increased pesticide toxicity on bee populations and their pollination services. Environmental temperature can influence the degree to which pesticides affect bees' behavior, with certain temperatures causing a 'tipping point' in their ability to tolerate pesticide exposure.
Researchers from Xi'an Jiaotong-Liverpool University identify vital differences between the plants, including pollinators and lifespan, confirming their classification. The study highlights the importance of recognizing every species for conservation programs.
Researchers detected diverse animal visitors on native flowers using eDNA metabarcoding, revealing key interactions between plants and animals. The study's findings support the use of eDNA as a tool to monitor plant-animal relationships and safeguard endangered flora.
A three-year effort to conserve bee populations showed positive effects, with increased bee abundance and diversity in studied areas. However, quality of the habitat played a key role in these positive effects, and its impact on maintenance over time was also significant.
A study by the University of Göttingen found that arranging rows of trees at right angles to semi-natural habitats increases pollination performance and nut production. The design also promotes easy movement of bees through the plantation.
A team of researchers at UConn has discovered the genetic basis for the emergence of a new species of monkeyflower, which lost its yellow pigment but gained pink and later red. The study reveals that unique genes are responsible for this phenomenon, contradicting previous theories on evolution.
Researchers at Cornell University found that wild bumblebee queens are being killed in commercial hives due to their attractive colors and smells. The study used queen excluders to test the hypothesis that these hyper-attractive cues are attracting usurping wild queens, leading to their deaths.
A Lund University study evaluates 'Operation: Save the Bees' campaign, finding that creating meadows with diverse flowering species and planting older flowers improves pollinator numbers. The researchers also highlight the importance of investing in effective measures to support urban biodiversity.
A study by researchers at the University of Göttingen investigated the effect of mixing wheat and faba beans on pollinating insects. They found that areas with mixed crops were visited equally often by foraging bees as those with single crops. The findings suggest that this mixture may counteract pollinator decline.