Wasps - Science topic

This study explores the wind energy potential for a wind-powered desalination project in Dakhla, Morocco, by analyzing two models: the Weibull distribution and the WAsP model. Over two years of wind data were processed to estimate energy production, with the Weibull model offering a baseline and the WAsP model refining predictions with site-specifi...

How does the fig tree Ficus benguetensis protect its investment in the production of figs and pollinating fig wasps against parasitism from non-pollinating fig wasps? This study documents a previously overlooked defense mechanism: fig abscission—the natural shedding of the fig fruit as a defense mechanism. Our bagging experiments showed that both t...

Quantifying the abundance and diversity of small insects, especially those with specific environmental associations or hidden habitats, can be challenging using direct methods. Galls are specialized microhabitats that host a wide range of interactions between species. However, assessing their abundance and associated community diversity takes time...

A wide range of data was compiled from literature, insect collections and citizen science data with the aim to create an initial and preliminary regional checklist of Ichneumonid wasps for Southern Lower Saxony. In total, 1811 records of 876 Ichneumonid species were found, including 260 unpublished species records. The records originate from the la...

BACKGROUND Biological control in integrated pest management (IPM) often overlooked avian predators until the emergence of the ecosystem services approach. Birds are now recognized as key regulators of pest populations in agroforestry landscapes due to their high mobility. The invasive yellow‐legged hornet, introduced into Europe in 2004, threatens...

The neuroendocrine system in insects plays a vital role in regulating essential physiological processes such as development, reproduction, and metabolism. This system comprises neurosecretory cells in various anatomical regions across the insect body, including brain, ventral and sympathetic ganglia, corpora cardiaca, corpora allata, midgut, and go...

Sustainable water management refers to the utilization of water resources in a manner that fulfills present ecological, social, and economic requirements without undermining the potential to satisfy those requirements in the future. In this approach, water quality models are essential tools to provide important information for protecting and improv...

In response to climate change, a northward range expansion has been observed in many species. The wasp spider, Argiope bruennichi, has expanded from its historic range in the Mediterranean ("core"), now reaching as far as the Baltic States and Scandinavia ("edge"), even faster than the pace of climate change. We explored life history traits, adult...

Transitive inference, the ability to establish hierarchical relationships between stimuli, is typically tested by training with premise pairs (e.g., A + B–, B + C–, C + D–, D + E–), which establishes a stimulus hierarchy (A > B > C > D > E). When subjects are tested with non-adjacent stimuli (e.g., B vs. D), a preference for B indicates transitive...

Alpha satellite DNA is large tandem arrays of 150-400 bp units, and its origin remains an evolutionary mystery. In this research, we identified 1,545 alpha-satellite-like (SatL) repeat units in the nuclear genome of jewel wasp Nasonia vitripennis. Among them, thirty-nine copies of SatL were organized in two palindromic arrays in mitochondria, resul...

The structure of compound eyes in arthropods has been the subject of many studies revealing important biological principles. However, until recently, these studies were constrained by the two-dimensional nature of available ultrastructural data. Here, by taking advantage of the novel three-dimensional ultrastructural dataset obtained using volume e...

Two new species of the family †Falsiformicidae Rasnitsyn, 1975, Siccibythus robustussp. nov. and Siccibythus aristovisp. nov., are described from the mid-Cretaceous Kachin amber based on three well-preserved specimens. The new species belongs to †Siccibythus Cockx & McKellar, 2016, based on the elongate pronotum and fore wing with cells 2+3rm and 3...

Parasitoid elimination in Drosophila melanogaster involves special hemocytes, called lamellocytes, which encapsulate the eggs or larvae of the parasitoid wasps. The capsules are melanized, and metabolites of the melanization reaction may play a potential role in parasitoid killing. We have observed a variation in the melanization capacity of differ...

Encarsia protransvena (Hymenoptera: Aphelinidae) is recorded here for the first time in Italy as a parasitoid of the whitefly Singhiella simplex (Hemiptera: Aleyrodidae), one of the most invasive alien pests of exotic Ficus species. Singhiella simplex, originating from the Oriental region, has established a global presence. Monitoring of the whitef...

Key innovations are traits that enable and/or facilitate the radiation of lineages often in association with the invasion of new adaptive zones. Despite their importance for understanding phenotypic macroevolutionary dynamics in megadiverse lineages, these traits are usually treated in isolation ignoring the context within organismal anatomy and po...

The specific interaction of fig (Ficus) and its fig wasp pollinator (Agaonidae) is sustained by the olfactory signal in combination with morphological co-adaptations. Ficus deltoidea complex is a dioecious fig tree that is regularly pollinated by the fig wasp Blastophaga spp. This complex includes 13 varieties, seven of which are native to Peninsul...

Samples of the common reed, Phragmites australis (Cav.) Trin. ex Steud. (Poaceae), were collected in a survey conducted in the south of West Azarbaijan province, Iran, from 2021 to 2023. The plant tissues were transported to the Entomology Laboratory of Urmia University, where chalcidoid wasps were obtained through laboratory rearing. The chalcidoi...

Muğla, Türkiye'nin en önemli arıcılık bölgelerinden biri olup, iklimi ve geniş orman alanları sayesinde arıcılığa elverişli bir coğrafi yapıya sahiptir. TUİK verilerine göre 2023 yılında ülkemizde en fazla arı işletmesi ve en fazla arı kovanı Muğla ilinde bulunmaktadır. Muğla ili özellikle çam balı üretimi ile bilinmekte olup, ormanlık alanlarındak...

Se estudiaron las relaciones interespecíficas en torno a una agregación reproductiva de la avispa solitaria Stenancistrocerus hispanicus en Murcia (SE de España) entre 2022 y 2024. De todas ellas, destaca el cleptoparasitismo que llevaron a cabo las hormigas Tetramorium semilaeve y Aphaenogaster iberica sobre las presas (larvas de curculióni-do) al...

Mymarommatidae (Hymenoptera), also known as false fairy wasps, are mainly characterised by their minute size, the peculiar wings, and the bi-segmented petiole. They form part of the superfamily Mymarommatoidea together with the Cretaceous families †Alavarommatidae, †Dipterommatidae, and †Gallorommatidae. The clade Bipetiolarida embraces Mymarommato...

The Collection of Benefic and Entomophagous Insects, CIBE is an entomological collection held at the Facultad de Ciencias Biológicas (FCB) of the Universidad Autónoma de Nuevo León (UANL) which specializes in parasitoid wasps (order Hymenoptera). This collection holds 105,000 specimens of the superfamilies Ceraphronoidea, Chalcidoidea, Cynipoidea,...

Baissid wasps (Hymenoptera: Baissidae) represent a family within the superfamily Evanioidea composed of 36 species in seven genera restricted to a period spanning from the Berriasian (earliest Cretaceous) to the Turonian (early Late Cretaceous). The status and rank of the family have been changing over time, and recent phylogenetic analyses indicat...

The Chornobyl Radiation and Ecological Biosphere Reserve is a unique location, which is an area of posttechnogenic habitat restoration, including the Chornobyl Exclusion Zone, where comprehensive surveys of insect diversity have not yet been conducted. The communities of bees, sand wasps, and crabronids represent different functional groups in ecos...

The parasitic wasp, Cotesia congregata, manipulates the behaviour of its host, the caterpillar Manduca sexta. The female wasp injects her eggs and a symbiotic virus (i.e. bracovirus, CcBV) into the body of its host. The host’s behaviour remains unchanged until the wasps exit the caterpillar, and then the caterpillar becomes a non-feeding “bodyguard...

We present the first contemporary Latvian observation of Perilampus aeneus (Rossius, 1790), a hyperparasitoid chalcidoid wasp. The discussed observation is the first record of the species in the whole Baltic states of Estonia, Latvia, and Lithuania since 1917. A short discussion on the habitats and occurrence of P. aeneus in northern Europe is prov...

Background Recent studies have highlighted the importance of routine screening for the somatic missense KIT p.D816V variant in peripheral blood leukocytes (PBL), and its association with severe sting anaphylaxis. Our study aimed to evaluate the clinical relevance of KIT p.D816V detected in PBL on systemic adverse events (SAEs) and the efficacy of v...

Honey bee workers perform colony defense behavior to maintain colony integrity against predators. The aim of this research was to explore the response of A. cerana defensive behavior by using Isopentyl Acetate (IPA) as the stimulus which is the main volatile compound in the venom. Five concentrations of IPA volume i.e. 10, 20, 30, 40, and 50 µL IPA...

The agriculture sector of Pakistan’s economy faces significant challenges, including water scarcity, land degradation, climate change, and pest infestations, all of which threaten crop production and rural livelihoods. Historically, pest management has heavily relied on chemical pesticides, such as organophosphates and pyrethroids. While these prov...

Species expand their spatial distribution when environmental conditions are favorable or when mutations arise that allow them to live in previously unfavorable conditions. The European wasp spider, Argiope bruennichi , is known to have expanded its range poleward faster than climate change would predict. Northern edge populations show higher cold t...

The hornets’ nest contains specie of powerful stinging insects that could release deadly stings to those who stir its nest. Impliedly, those who touch the nest seek for trouble. The principle of locus standi in the Nigerian Legal System has been applied in litigations in Nigeria. It has checkmated the influx of frivolous litigation by limiting liti...

This presentation focuses on the detection of a pollinating wasp, Eupristina sp. on Fig tree, Ficus banghalensis at Shambat, Khartoum North, Sudan.

Leptocybe invasa Fisher & La Salle (Hymenoptera: Eulophidae) is an invasive pest, native to Australia that cause serious damage in Eucalyptus (Myrtaceae). The present study was conducted to observe the seasonal variability of L. invasa on Eucalyptus tereticornis and effect of weather parameters on its incidence. Number of galls per meter branch len...

Maya Angelou (1928-2014), an African American memoirist and poet, is best known for her autobiographicnovel I Know Why the Caged Bird Sings and her long poem “On the Pulse of Morning” which she was invitedto read at the inauguration of President Bill Clinton in 1993. As a contemporary black female writer, shedistinguishes herself by infusing her ar...

The present study explores the influences of Milton’s Samson Agonistes on Coleridge’s Remorse in terms of poetic dialogue. Poetic dialogue is an open-ended poetic collaboration between authors consisting of various poetic forms of literature (Magnuson, 1988). The study of such literary collaboration is usually concerned with contemporary authors. T...

Due to climate warming the distribution of Southern European species has extended to the north in recent years. Currently, Argiope bruenichi (Scopoli, 1772) is distributed over the whole territory of Poland. Data on the current distribution of A. bruennichi in Poland and on its occurrence over the years from the GBIF (Global Biodiversity Informatio...

Survey of hymenoptera parasitoids of pink-hibiscus-mealybug, Maconellicoccus hirsutus (Green, 1908) infesting Hibiscus rosa-sinensis was conducted in two municipalities of state of São Paulo, Brazil from August 2016 to August 2017. Nine species of chalcidoid wasps were obtained: Anagyrus kamali Moursi (1948); Anagyrus sp. aff. mirtesae Noyes and Me...

Social Hymenoptera, primarily ants, are part of the diet of the brown bear (Ursus arctos Linnaeus, 1758) and the Asiatic black bear (U. thibetanus G. Cuvier, 1823) in various regions. This article presents the results of a study on the regional aspects of the species composition of insects consumed by bears and provides a quantitative assessment of...

Eliot Sorel, MD, DLFAPA, FACPsych (1940–2024), Past President of WASP, was an inspirational and transformational leader in American and world psychiatry and a catalytic figure in promoting social psychiatry and social justice. Prof. Sorel was a significant and tireless leader at WASP, serving as president from 1996 to 200, and instrumental in organ...

Wiskott-Aldrich syndrome (WAS) is a severe X-linked disorder caused by loss-of-function mutations in the WAS gene, responsible for encoding WASP, a key regulator of actin cytoskeleton in all hematopoietic cells except red blood cells. The mechanism underlying microthrombocytopenia, a distinctive feature of WAS and a major contributor to mortality,...

Parasitoid wasps exert strong selective pressure on their hosts, driving the evolution of diverse defense strategies. Drosophila, a widely studied model organism, hosts a wide range of parasites, including parasitoid wasps, and has evolved immune and behavioral mechanisms to mitigate the risk of parasitization. These defenses range from avoidance a...

This study reports a new association between Caenochrysis striatidorsa (Linsenmaier, 1984) (Hymenoptera, Shrysidinae) and Pison plaumanni Menke, 1968 (Hymenoptera: Crabronidae), aiming to expand the basic knowledge of these groups. Nests were collected between 2016 and 2017 in the states of Rio de Janeiro and Minas Gerais, and the distribution rang...

Mutations in the immune-specific actin regulator WASp induce a proinflammatory state in myeloid cells, whose underlying causes remain poorly defined. Here, we applied microfabricated tools that mimic tissue mechanical forces to explore the role of WASp in connecting mechano-sensing to the activation of inflammatory responses in macrophages. We show...

La Vespa velutina nigrithorax (V. velutina) es una especie invasora introducida en Europa en 2004 y extendida rápidamente con repercusiones en la apicultura, la salud o los servicios de polinización. Dentro del proyecto Atlantic POSitiVE, realizamos una encuesta a 151 unidades apicultoras en 2021 sobre prácticas asociadas a su control en Galicia. E...

A scoliid wasp, Campsomeriella annulata annulata (Fabricius, 1793) (Hymenoptera: Scoliidae), was observed foraging on Firmiana simplex flowers that had fallen onto shrubs in an urban park in central Japan. The wasp inserted its glossa into the tubular corolla of each fallen flower, foraging from eight different fallen male flowers within five minut...

Cavity-nesting bees and wasps provide essential ecosystem services such as pollination and pest control. Within urban environments, it is likely that cavity-nesting insects are using greenspaces to forage for food and nesting resources, and thus may benefit from urban greenspace management interventions, such as the addition of flower patches and “...

We investigated bees and wasps (Hymenoptere, Aculeata) on roadsides in Mecklenburg-Western Pomerania, NE Germany. We were able to detect a total of 115 species there, a remarkably high number of species for this habitat. It shows how important such structures are for the promotion of biodiversity.

The names of two genera and eleven species belonging to Hymenoptera are unavailable. They were published by Francisco Dias da Rocha in 1908 for species from the state of Ceará (Brazil) and attributed to William H. Ashmead. The genus names proposed here as nomina nuda are: Mesopteromalus (Pteromalidae) and Rochai (Ichneumonidae). The species names p...

Insect herbivores such as caterpillars, are under strong selection pressure from natural enemies, especially parasitoid wasps. Although the role of olfaction in host-plant seeking has been investigated in great detail in parasitoids and adult lepidopteran, the caterpillar olfactory system and its significance in tri-trophic interactions remains poo...

The parasitoid wasp Anisopteromalus calandrae (Howard) (Hymenoptera: Pteromalidae) has the potential for biological control against insect pests in stored grains, mainly of the orders Coleoptera and Lepidoptera. microRNAs (miRNAs) are small non-coding RNA fragments of importance in the regulation of gene translation in most physiological processes,...

Short Communication The larval endoparasitoids, Microplitis rufiventris Kok. and Cotesia marginiventris (Cresson) (Hymenoptera: Braconidae) are small wasps. Females of both parasitoids bear short ovipositors and parasitize young larvae. They are important wasps attacking some important noctuid pests. The two parasitoids have successfully been mass-...

Biological invasions are an increasing threat to ecosystems; early identification of invasive species and rigorous monitoring are prerequisites to minimize environmental damage. Currently, two large hymenopterans of Asian origin are spreading across Europe: the yellow-legged hornet Vespa velutina nigrithorax Buysson, 1905 and the giant resin bee Me...

Macrofungi usually are found growing on vegetal substrate, soil or dung, but sometimes they have the opportunity toexplore some very unusual food. Studying mushrooms in São Gabriel municipality, southern Brazil (Pampa Biome) allow us to collect specimens in different substrata rarely or still not reported in the literature. The collections include...

Much of the human genome is transcribed into RNAs¹, many of which contain structural elements that are important for their function. Such RNA molecules—including those that are structured and well-folded²—are conformationally heterogeneous and flexible, which is a prerequisite for function3,4, but this limits the applicability of methods such as NM...

Background. Dryudella is a Holarctic genus, which includes 58 species. The majority of them, however, 29 species in particular, are common in Palearctic. On the territory of Ukraine the genus was represented by four species, collected in the Eastern, Southern and Central Ukraine. The biology of the species of this genus has been insufficiently stud...

In the complex dynamics of plant–insect interactions, the specialized galling of reproductive structures presents unique evolutionary adaptations. This study investigates the parasitic relationship between Arastichus gallicola (Hymenoptera, Eulophidae), an ovary-galling wasp, and the inflorescences of Thaumatophyllum bipinnatifidum (Araceae). We em...

Title: Miscellaneous Faunal Poisoning in Sri Lanka Abstract Sri Lanka’s diverse fauna includes several species capable of causing poisoning, albeit less frequently than snake envenoming. This chapter explores poisoning caused by venomous arthropods, including scorpions (Heterometrus spp.), centipedes, and spiders, as well as stings from insects su...

Purpose Wiskott-Aldrich syndrome (WAS) is an X-linked genetic disorder characterized by distinctive features including microthrombocytopenia, eczema and recurrent infections. In the present study we report clinical, immunological and molecular spectrum of 41 WAS patients diagnosed over last five years. Methods Clinical and family history was colle...

The structure of the central nervous system (CNS) of Habrobracon hebetor Say 1836 during the development from prepupa to imago was studied using histological methods and three-dimensional computer modeling. The metamorphosis of the CNS in H. hebetor largely coincides with the previously described changes in related groups of Hymenoptera. During dev...

This paper proposes an Improved Spider Wasp Optimizer (ISWO) to address inaccuracies in calculating the population (N) during iterations of the SWO algorithm. By innovating the population iteration formula and integrating the advantages of Differential Evolution and the Crayfish Optimization Algorithm, along with introducing an opposition-based lea...

The ichneumonine Darwin wasp Ctenochares bicolorus (Linnaeus, 1767) is reported for the first time from Germany based on a female photographed in May 2023 in a Cologne supermarket and a male caught in December 2023 in a living room in Mönchengladbach.

BACKGROUND Parasitic wasps manipulate host development for successful parasitization. When the host Ostrinia furnacalis is parasitized by the parasitoid Macrocentrus cingulum, its larvae fail to pupate and are consumed as nutrition by the wasp larvae. However, the mechanism by which M. cingulum modulates host pupation remains unclear. This study re...

Five types of wasps are collected from the farm and belong to the vespidae family. They are all similar in that they make paper nests and mud nests. However, they vary in size, shape and location. The number of eggs, larvae, pupae and adults in each nest collected was monitored. Adult’s behavior, field notes on the shape, location of the nests, hum...

The collection materials of Crabronidae wasps in Institute of Zoology (Baku) presented at the following 16 species from seven Bembicinae genera. Sixteen species are recorded from Azerbaijan, two-from Russia, and six species from Iran. Gorytes laticinctus Lepeletier, 1832 is newly recorded from Caucasus and Gorytes procrustes Handlirsch, 1888 from A...

The European chestnut tree (Castanea sativa) is a highly valued deciduous species in Galicia (Northwestern Spain), mainly due to economic, landscape, and social or cultural reasons. However, the Asian wasp Dryocosmus kuriphilus, one of the biggest threats to C. sativa, is severely affecting tree vigor and reducing chestnut yields. Some studies indi...

This paper presents the results of an inventory conducted in 2023 at a disused shooting range in Łuków (Lublin voivodeship). The inventory focused on two groups of pollinating insects: aculeates and butterflies. As of 2024, the shooting range is protected as an ecological site. The inventory identified 183 species of Aculeata (emerald wasps Chrysid...

Intraspecific competition and avoidance of superparasitism are critical for biological control. In this study, we conducted behavioural and biological trials to assess intraspecific competition in the egg parasitoid Anagrus virlai, targeting the corn leafhopper Dalbulus maidis. Firstly, we investigated whether A. virlai can distinguish between unpa...

Dryinidae is a cosmopolitan wasp family, with over 1900 species found worldwide [...]