Results 71 to 80 of about 1,047,291 (185)

Take flight: predation risk induces wing polyphenism and dispersal in the aphid Myzus persicae

open access: yesPest Management Science, EarlyView.
Predator risk above a critical density induces winged morphs in Myzus persicae, promoting dispersal and reducing predation compared with wingless aphids. This density‐dependent phenotypic plasticity enhances survival but may compromise biological control by facilitating aphid dispersal.
Jamin Ali   +5 more
wiley   +1 more source

Robotics for Crop Pollination: Recent Advances and Future Direction

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT There is great interest in alternative pollination strategies for crop production in the face of climate change and perennial threats to the traditional pollination mechanisms. This review explores the potential of robotic pollination as a promising solution to these challenges affecting crop fertilization, agricultural sustainability, and ...
Ranjan Sapkota   +3 more
wiley   +1 more source

FIGURES 1–2 in A new fossil genus of net-winged beetles, with a brief review of amber Lycidae (Insecta: Coleoptera)

open access: yes, 2013
FIGURES 1–2. General view of Protolopheros hoffeinsorum gen. n., sp. n., holotype male. 1—dorsally; 2—same, ventrally.Published as part of Kazantsev, Sergey V., 2013, A new fossil genus of net-winged beetles, with a brief review of amber Lycidae (Insecta:
Kazantsev, Sergey V.
core   +1 more source

Impact of Environmental Microparticles on Insect Olfaction

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Terrestrial insects underpin key ecosystem services, including pollination, herbivory regulation, decomposition, nutrient cycling, and disease control. These functions depend on chemical communication that guides insects to food, mates, hosts, shelters, and oviposition sites while helping them avoid threats.
Steve B. S. Baleba   +9 more
wiley   +1 more source

The oxygen and pressure physiology of upper elevational range limits in insects

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Climate warming is widely expected to cause montane insects to shift upslope, and there is good evidence that some populations are doing so. Nevertheless, patterns are mixed—with evidence supporting upslope, downslope or even no movement of both lower and upper range ...
H. Arthur Woods   +2 more
wiley   +1 more source

New net-winged beetles (Coleoptera: Lycidae) from Indochina, with synonymic and taxonomic notes Новые краснокрылы (Coleoptera: Lycidae) из Индокитая, с синонимическими и таксономическими замечаниями

open access: yes, 2013
A new tribe, Vikhrevini tr. n., a new genus, Vikhrevia gen. n., and nine new species, Vikhrevia ludificator sp. n., Dilophotes flabellicornis sp. n., D. angustipennis sp. n., D. rubrovestitus sp. n., Mesolycus fedorenkoi sp. n., M. rubromarginatus sp. n.,
S. Kazantsev
semanticscholar   +1 more source

How do insects pollinate flowers? Behaviour during visitation determines high pollination efficiency by a generalist insect

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Ecosystem services provide essential benefits to human survival and well‐being. Animal behaviour is central to the delivery of many ecosystem services, yet we know little about how behaviour drives services' provision.
Martha Fox   +2 more
wiley   +1 more source

Functional trait modules link climatic niche geometry to projected range change in global butterflies

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Climate warming is redistributing insects, but species‐level projections alone rarely show which functional strategies are most exposed or how traits are linked to climatic niche structure.
Facheng Guo   +3 more
wiley   +1 more source

The thermal implications and ecological consequences of coloration in selected species : tenebrionid beetles (Onymacris bicolor and Onymacris ungui cularis), Cape gannets (Morus capensis) and Cape cormorants (Phalacrocorax capensis) [PDF]

open access: yes, 1989
Bibliography: leaves 176-192.The thermal significance of coloration was investigated in two species of Namib Desert tenebrionid beetles and two species of marine birds.
Lombard, Amanda T
core   +1 more source

Biochemical basis of insect resistance in winged bean (Psophocarpus tetragonolbus): characterisation of insecticidal proteins and their encoding genes [PDF]

open access: yes, 1991
Many pulses and beans grown for human comsumption are susceptible to insect attack. Winged bean, a high protein crop of the tropics, yield seeds which appear to be immune to infestation by the storage bruchid Callosobruchus maculatus.
Howe, David S.
core  

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