A new open-access guide provides best practices for protecting pollinators like bees and butterflies while reducing pests in lawns and fields. Methods include mowing before applying insecticides and creating pollinator habitat strips, which can reduce the hazard to pollinating insects.
A new gene-editing technology, ReMOT Control, is being developed by a Penn State-led team to enable researchers to study gene function in diverse arthropod species. This method breaks down barriers to genetic modification, allowing for accurate and precise studies of gene function.
A new species of bacteria, Borrelia mayonii, that causes Lyme disease has a similar transmission risk as previously known bacteria. Prompt removal of ticks after a bite can help prevent its transmission, aligning with existing guidelines.
A study reveals that tiger mosquitoes thrive in low-income urban areas of Baltimore due to vacant lots, abandoned buildings, and inadequate waste management. This research underscores the need for targeted mosquito control strategies and urban greening initiatives to mitigate environmental injustices and protect public health.
A study from North Carolina State University found that common wild bee species decline as urban temperatures rise. The researchers used a lab test to predict how whole populations will fare at higher temperatures in urban areas, finding that the least heat-tolerant species are most affected.
Naoki Yamanaka, the first researcher at UC Riverside to receive a Pew scholarship, will pursue foundational research using state-of-the-art techniques. His research focuses on identifying chemicals that interrupt steroid hormone entry into cells, which could lead to novel means of manipulating steroid-related processes.
Researchers have developed a genetically engineered mosquito-killing fungus that can target disease-carrying mosquitoes with high efficiency, while being safe for humans and other insects. The fungus uses spider and scorpion toxins to block calcium and potassium channels in the mosquito's nervous system.
A survey of US travelers found that most business and leisure travelers can't identify a bed bug, yet evokes a stronger response than other room deficiencies. Hotels should proactively provide information on preventing bed bug infestations to improve guest trust.
A new review of pest management strategies for bed bugs highlights the importance of early detection and regular monitoring. Nonchemical methods such as clutter reduction, mattress encasements, and heat treatment can help reduce risks associated with chemical methods.
Researchers at UC Riverside developed an inexpensive, biodegradable seaweed-based ant bait that reduced Argentine ant populations by 40-68% after four weeks. The hydrogel baits are highly absorbent and retain water to remain attractive to ants for extended periods.
A new study by University of Delaware researchers explores the history of sika deer in Dorchester County, Maryland, revealing a complex relationship with native white-tailed deer. The study suggests that sika deer may be outcompeting white-tails for resources, causing ecological concerns and challenging management strategies.
Researchers find that Varroa mite populations are growing and spreading in managed bee colonies due to close proximity and lack of swarming. The study suggests new integrated pest management strategies are needed to control the migratory pest.
The University of California, Irvine is leading a $2 million effort to cultivate new strains of mosquitoes to fight malaria in Africa. A team of experts will develop and test these insects in the field to disrupt malaria transmission.
A newly published study documents an orchid fossil trapped in Baltic amber, shedding light on the family's evolutionary history. The discovery, published in Botanical Journal of the Linnean Society, pushes the record for oldest orchid fossil to over 45 million years.
Agricultural production improves hive health by providing adequate food resources and nectar yields, outweighing pesticide risks. Bees in agricultural areas had better colony thermoregulation and higher brood production than those in non-agricultural environments.
Scientists discover three new species of fungus-farming ants, including Sericomyrmex radioheadi, which grows a unique crystal-like layer on its body. This layer may play a role in protecting the ant's fungus garden from parasites.
Researchers at Penn State have received a $9 million NIH grant to investigate malaria transmission in Southeast Asia and work toward the disease's elimination. They will examine how environmental changes affect disease transmission, genetic resistance to insecticides, and counterfeit drugs.
Researchers found that traps baited with pheromone attract only a small fraction of overwintering stink bugs, which don't respond until daylight hours increase. Prevention is key to stopping brown marmorated stink bug invasions, and the use of traps during this time may not be effective.
A study by Cornell University found that pesticides pose a significant risk to honeybees, with over 60% of found pesticides attributed to non-sprayed orchards and surrounding farmland. The research analyzed the bees' food stores and revealed high levels of pesticide exposure in 17% of colonies.
Scientists at UC Riverside's Akbari lab have successfully created a strain of red-eyed mutant wasps using CRISPR gene-slicing technology. The goal is to better understand the biology of wasps and other insects to control pests that destroy crops or spread diseases like malaria.
Research detects fragments of Zika virus RNA in Asian tiger mosquito eggs collected in Brazil, highlighting potential role in Zika transmission. The findings emphasize the need for further research into additional vector species.
Researchers found that many Culex species lay eggs on terra cotta and mangrove roots instead of open water. This discovery challenges previous generalizations about mosquitoes' egg-laying habits and may aid in better targeting mosquito control efforts.
Ants cultivated and maintained vast subterranean farms producing fungi, dating back to 30 million years ago. These ancient agricultural ants have evolved complex societies, with crops dependent on ant farmers for survival.
Research found reduced susceptibility to chlorfenapyr among three out of 10 bed bug populations, and five populations showed resistance to bifenthrin. The study suggests adherence to integrated pest management practices can slow the development of resistance.
A new study suggests that human activity is driving the spread of honey bee pathogens, leading to colony losses. The research argues for collective actions to mitigate this issue, including stronger regulations and increased education among beekeepers.
Tel Aviv University researchers studied whiteflies' takeoff method, finding they use wingtip air resistance to stabilize before spreading wings. This technique may be applied to miniaturized drones for improved stability during takeoff.
Researchers at Cornell University discovered that strawberries produce higher yields when blooming directly after an apple bloom. This method allows growers to manipulate the timing of crop blooms without relying on natural habitats, providing a more sustainable solution for boosting crop yields.
Researchers have discovered the oldest specimens of insects from the bed bug genus in Oregon, dating back to around 5,100 and 11,000 years ago. The remains were identified as relatives of the common bed bug, but were not the bed bugs found in hotel rooms.
A North Carolina State University study reveals a significant shortfall in refuge cropland planting, potentially increasing Bt crop pest resistance. Researchers identified factors influencing growers' willingness to plant refuge crops, including financial incentives and high-yield non-BT seed.
Researchers found that timing strawberry blooms directly after neighboring apple blossoms results in higher yields due to increased pollinator activity. This strategy allows growers to capitalize on the services of pollinators without relying on external inputs like fertilizers and pesticides.
Scientists discovered fossilized red blood cells from a mammal, along with the only known fossils of a parasite that still exists today, Babesia microti. The preserved blood cells provide insight into the evolution of diseases we struggle with today.
A fungal biopesticide called Aprehend has been shown to be effective against bedbug populations with insecticide resistance. The study found that Aprehend achieved mortality rates of 95.5-99% in 14 days, compared to 16-40% for resistant strains exposed to pyrethroid insecticides.
New research finds that commonly used fungicides in almond orchards can be harmful to honey bees, leading to a significant reduction in their survival rate. The study's findings suggest that bees may face danger from chemical applications even when responsibly applied.
Researchers at the University of Illinois have developed a new technique to deliver RNA to soybean aphids using nebulization, which appears to block the function of specific genes. The technique has shown promise in improving the uptake of RNA through tiny breathing tubes and may aid in the development of new pest-control systems.
A new study reveals that host-targeted bait boxes employing a sneaky trick can significantly reduce the prevalence of ticks on residential properties. The boxes use a cloth wick soaked in tick-killing insecticide to lure mice and chipmunks, which subsequently die after attachment.
Researchers found that tropical bed bugs can climb out of smooth-walled traps more effectively than US common bed bugs due to unique adaptations. This discovery has significant implications for monitoring and managing bed bug infestations.
A study by Ohio State University researchers found that honey bees favor agricultural areas over urban neighborhoods for nectar and pollen. The discovery suggests that farmland can be a superior source of food for honey bees, contradicting the assumption that urban areas are more attractive to them.
Two top entomology students, Paul Baker and Emily Nadeau, were honored with the naming of new wasp species, Leuroagathis paulbakeri and Scabagathis emilynadeauae. A new genus, Chimaeragathis, is also named after the Greek mythological monster Chimera, reflecting its distinct diagnostic characters.
An international team of researchers identified a core set of genes involved in honey bee responses to viruses and parasites. The findings provide new possibilities for breeding more resilient honey bee stocks and understanding pathogen interactions with other insects.
Researchers discovered that hawkmoths harness the pentose phosphate pathway to create antioxidants, reducing muscle damage from high-intensity flight. This metabolic strategy allows them to process sugary diets without succumbing to oxidative stress.
A new water-resistant ant bait has been shown to offer significant advantages over existing baits in controlling invasive species such as the red imported fire ant. The bait's ability to withstand moisture makes it an effective tool for managing pest ants, especially in humid environments.
Research reveals that herbivores can evade plant defenses by using symbiotic bacteria, while plants have two lines of defense against predators. Understanding these interactions may help control pests and improve plant productivity through probiotics.
A team of UA researchers used RFID tags to study bumblebee behavior, discovering that individual workers specialize on one food source per day. The results show vast variations in foraging activity among bees, with the most active foragers making 40 times more trips than less active workers.
A new study from Tufts University reveals that honey bees fine-tune their nutrient-seeking behavior based on the seasonality of their floral diet. Bees forage for minerals like calcium, magnesium, and potassium in water sources that reflect what's lacking in their pollen-based diet.
A new mathematical analysis provides guidance for treating infections and tumors with drug resistance, suggesting that containment may extend effective life and improve patient outcomes in some cases. The study identifies two main factors influencing the choice between containment and aggressive treatment.
Researchers identify factors determining when containment or aggressive treatment is best, providing new guidance for physicians and patients. Containment strategies can prolong treatment life and improve outcomes in certain situations.
Carol M. Anelli will deliver the Founders' Memorial Lecture at Entomology 2017, recognizing Anna Botsford Comstock's contributions to entomology and education. Dr. Anelli is a renowned researcher and educator with multiple awards for her teaching.
A UT doctoral candidate won a competition presenting research on the impact of droplet size and orifice number on fungus control in cotton. The study found no significant difference in disease control or yield between treated and untreated cotton.
Researchers found that DNA amount controls initial steroid hormone production, signaling start of metamorphosis. This internal timer determines juvenile development and makes metamorphosis irreversible.
Researchers at Oregon State University have discovered a new order of insect, Aethiocarenodea, featuring a 100-million-year-old specimen with a triangular head and alien-like features. The species has been named Aethiocarenus burmanicus and is believed to be an omnivore with special adaptations to survive in ancient forests.
Researchers developed a new genetic-testing method to identify the invasive coconut rhinoceros beetle, which can be conducted in just a few hours. This test offers potential for improved defense against the species and prevents misidentification that could lead to wasted resources.
University of California Riverside researchers identify amino acid taste receptor Ir76b playing key role in insect identification of umami taste. The discovery sheds light on insect food choice and potential targets for controlling insect populations.
A University of California, Riverside graduate student has discovered several new species of wasps that feed on ants, including one named after musician Ani DiFranco. These wasps have a unique association with extrafloral nectaries and can potentially control invasive ant populations.
A new species of twirler moth, Neopalpa donaldtrumpi, has been discovered in California and Baja California, Mexico. The moth's yellowish-white scales on its head were used to create an amusing reference to Donald Trump's hairstyle.
Researchers found that mosquitoes responsible for transmitting malaria often rest in cattle sheds and feed on both humans and cattle. The team suggests that extending mosquito-control efforts to include cattle sheds could help reduce transmission dramatically.
A widely used crop chemical, Sylgard 309, increases the susceptibility of honey bee larvae to a deadly virus, Black Queen Cell Virus. This finding suggests that exposure to organosilicone adjuvants negatively influences immunity in honey bee larvae, resulting in enhanced pathogenicity and mortality.
The Cornell University-led Northeast Regional Center for Excellence in Vector Borne Diseases aims to educate a cadre of vector biologists and public health practitioners through new courses and a master's program. The center will conduct applied research to prevent, control, monitor, track and respond to vector-borne disease outbreaks.
New analysis suggests US is unlikely to experience large-scale Zika outbreak due to access to clean water and air conditioning. However, localized outbreaks remain a concern, particularly in southern states with lower socioeconomic conditions.
A new study has confirmed the presence of ticks carrying Lyme disease in nine eastern national parks, highlighting the need for visitors to take precautions. The Centers for Disease Control and Prevention and National Park Service collected ticks along hiking trails and found all nine parks had infected blacklegged ticks.
A significant decline in trapdoor spider populations has been reported across southern Australia, with some areas showing almost complete absence of the species. The decline is linked to intensive land clearing and soil disturbance around their burrows.