Adalia bipunctata
An Ancient Mitochondrial Polymorphism in Adalia bipunctata Linked to a Sex-Ratio-Distorting Bacterium
... beetle Adalia bipunctata are associated with distinct mitochondrial haplotypes, which is expected as both the mitochondria and the bacteria are maternally ...
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Putative effects of Cry1Ab to larvae of Adalia bipunctata - reply to Hilbeck et al. (2012)
... beetle Adalia bipunctata when fed directly to the ...A. bipunctata and are not mentioned by Hilbeck et ...A. bipunctata larvae with spider mites reared on Bt maize did not reveal any adverse ...
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Differences in thermal balance, body temperature and activity between non melanic and melanic two spot ladybird beetles (Adalia bipunctata) under controlled conditions
... For the experiment investigating ladybird activity (see below), two-spot ladybirds Adalia bipunctata L. were collected in September 1992 in the ‘de Hoge Veluwe’ National Park in The Netherlands. They were ...
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History of Infection With Different Male-Killing Bacteria in the Two-Spot Ladybird Beetle Adalia bipunctata Revealed Through Mitochondrial DNA Sequence Analysis
... beetle Adalia bipunctata (Coleoptera: Coccinellidae) is host to four different intracellular maternally inherited bacteria that kill male hosts during embryogenesis: one each of the genus Rickettsia ...
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No evidence that presence of sexually transmitted infection selects for reduced mating rate in the two spot ladybird, Adalia bipunctata
... The interaction between the two-spot ladybird, Adalia bipunctata, and its ectoparasitic mite Coccipolipus hippodamiae, represents one of the best studied invertebrate-STI inter- actions. The mite lives ...
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Differential winter mortality and seasonal selection in the polymorphic ladybird Adalia bipunctata (L.)in The Netherlands
... Survivorship of a cohort: Table 1 gives the frequency data for the three winter counts of A. Inpunctata on the study limes at Utrecht E. There was a high y Significant increase in the pr[r] ...
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Ecological studies on the polymorphic ladybird Adalia bipunctata in The Netherlands. I. Population biology and geographical variation of melanism
... At each of the sites for which comparisons can be made there is evidence that over the mating period up to commencement of emergence from pupae, mating occurs at a substantially higher f[r] ...
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A controversy re visited: Is the coccinellid Adalia bipunctata adversely affected by Bt toxins?
... A. bipunctata larvae were allowed to feed on companion eggs for 24 h before they were placed individually in the chambers of insect rearing trays (BIO-RT-32 © , C-D International ...A. bipunctata larvae ...
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Vol 70, No 4 (2018)
... Our findings indicate that A. decempunctata was able to complete its life cycle, reach the adult stage and reproduce successfully in all the three studied hosts. However, the different qualities of food sources sig- ...
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Invasive egg predators and food availability interactively affect maternal investment in egg chemical defence
... ladybird Adalia bipunctata addresses this trade-off experimentally, by measuring the quantity of alkaloids in eggs laid by ladybirds in environments that differed in levels of resource availability and ...
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Exploring and exploiting natural variation in the wings of a predatory ladybird beetle for biological control
... In this study, we tested the hypothesis that elytra can also play a role in mating behaviour by means of tactile cues, using the predatory two-spot ladybird beetle, Adalia bipunctata (L.), as a model ...
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Causes of spatial variation in parasite and pathogen pressure in insects
... Adult two-spot ladybirds (Adalia bipunctata) were collected in Stockholm (Sweden) in August 2013 to produce experimental generations. All ladybirds were transported to the laboratory where they were scored ...
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Bactericidal activity of black silicon
... In this work, we investigate the antibacterial potential of the synthetic bSi surface, together with its related dragonfly Diplacodes bipunctata wing surface, and compare the antibacter- ial behaviour to that ...
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Foraging Behaviour of Apis mellifera L and Scaptotrigona bipunctata on Dombeya wallichii Flowers in Southern Brazil
... Regardless of the time, A . mellifera and S . bipunctata collected mainly nectar (74.3% and 69.3%, respectively), with a lower frequency of pollen harvesting (4.7% and 17.0%) or both resources (21.0% and 13.7%). ...
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Antagonistic interactions between an invasive alien and a native coccinellid species may promote coexistence.
... Animal behaviour is considered an essential component of invasion biology (Holway & Suarez 1999). This study pro- vides mechanistic insights from controlled laboratory-based experiments, which, when coupled with ...
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