Results 111 to 120 of about 783 (261)

TcALS knockdown accelerates metamorphosis via insulin signaling in Tribolium castaneum

open access: yesInsect Science, EarlyView.
RNAi silencing of TcALS accelerates larva‐to‐pupa metamorphosis in Tribolium castaneum. Abstract Insect metamorphosis is an evolutionary adaptation precisely regulated by nutritional and hormonal cues. The red flour beetle Tribolium castaneum, a major stored‐product pest, serves as an excellent model for studying this process.
Min Li   +8 more
wiley   +1 more source

Ozone‐driven degradation of sex pheromone in Plutella xylostella: Implications for reproductive communication and mating success

open access: yesInsect Science, EarlyView.
In this study, we examined whether realistic ozone concentrations can interfere with sexual communication in the insect pest Plutella xylostella, the diamondback moth. Ozone exposure caused a degradation of pheromone components, leading to significant changes in blend composition and component ratios.
Francesco Sorrentino   +3 more
wiley   +1 more source

Exploring the potential of using male‐killing endosymbionts to induce female‐biased insect populations for enhanced biomass production

open access: yesInsect Science, EarlyView.
Overview of the mindset and long‐term goals with the approach suggested in this study. We provide a first proof of concept that male‐killing endosymbionts can be used to establish female biased populations with higher production efficiency than populations with a 50/50 sex ratio. This biological tool can have marked positive impact on future commercial
Stine F. Laursen   +4 more
wiley   +1 more source

Triplasta coxalis (Ashmead) (Hymenoptera: Figitidae: Eucoilinae) como parasitóide de Palaeosepsis spp. (Diptera: Sepsidae) em fezes de búfalos em Itumbiara, Goiás, Brasil

open access: yesBiotemas, 2005
Este estudo relata a primeira ocorrência de Triplasta coxalis (Ashmead) (Hymenoptera: Figitidae: Eucoilinae) como parasitóide de Palaeosepsis spp. (Diptera: Sepsidae) encontrado em fezes de búfalos em Itumbiara, Goiás, Brasil.
Carlos H. Marchiori   +2 more
doaj  

Males are worse mothers: Comparing care patterns in a facultatively caring beetle

open access: yesInsect Science, EarlyView.
Why should biparental care exist if offspring fare just as well when only one parent is present? In the facultatively dependent burying beetle, Nicrophorus vespilloides, manipulating environmental quality reveals that biparental care benefits offspring in form of lower personal immune requirement and parents in term of weight gain.
Leon Müller   +2 more
wiley   +1 more source

Simuliidae (Insecta: Diptera) de Colombia III - Descripción de una nueva especie de Gigantodax Enderlein, 1925 Simuliidae (Insecta: Diptera) de Colombia III - Descripción de una nueva especie de Gigantodax Enderlein, 1925

open access: yesCaldasia, 1981
Se describe una nueva especie del género altoandino Gigantodax, con el análisis detallado de machos, hembras, pupas y larvas. EI material se colectó en el rio Teusacá, La Calera, Cundinamarca.A description of all stages of development of a new species of
Moncada Ligia I   +2 more
doaj  

Behavioral, Ecological, and Morphological Data Suggest a Close Relationship Between the Ant Colobopsis truncata and the Gall Wasp Aphelonyx cerricola

open access: yesIntegrative Zoology, EarlyView.
Aphelonyx cerricola and the different stages that make this gall colonizable by ants. ABSTRACT Wasps of the family Cynipidae are known to induce galls of a species‐specific morphology, which during senescence provide a refuge for secondary insect fauna, especially ants.
Daniele Giannetti   +5 more
wiley   +1 more source

Redescription of the pupa of Parabezzia balseiroi (Diptera: Ceratopogonidae)

open access: yesRevista de la Sociedad Entomológica Argentina, 2012
Se describe e ilustra la pupa de Parabezzia balseiroi Spinelli & Grogan, utilizando microscopio binocular, cámara clara y fotografía digital. Las pupas fueron capturadas en el margen de un arroyo en la reserva Parque Provincial E. Tornquist, Sierra de la
Gustavo R. SPINELLI   +2 more
doaj  

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