field cricket
The role of the gut in insect chilling injury: cold induced disruption of osmoregulation in the fall field cricket, Gryllus pennsylvanicus
... To predict the effects of changing climates on insect distribution and abundance, a clear understanding of the mechanisms that underlie critical thermal limits is required. In insects, the loss of muscle function and ...
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Freeze tolerance in the spring field cricket, Gryllus veletis
... The concentrations of sodium and potassium in the hemolymph were the same for groups of control and freeze-tolerant G. veletis. Inorganic ions, such as sodium and potassium, perform a wide range of necessary functions ...
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ACOUSTICS OF FIELD CRICKET (ORTHOPTERA: GRYLLIDAE) SONG FROM A LOCALITY IN GORAKHPUR
... on cricket bioacoustics, we currently know remarkably little about the functional significance of cricket song beyond the importance of calling song in attracting ...of Field Cricket Gryllus ...
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Sexual signal loss : the link between behaviour and rapid evolutionary dynamics in a field cricket
... Pacific field cricket, Teleogryllus ...of cricket populations with and without the fly has enabled us to study how natural selection and sexual selection exerted on the same trait has influenced the ...
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Recognition of variable courtship song in the field cricket Gryllus assimilis
... We analyzed the courtship song of the field cricket Gryllus assimilis. The song comprises two elements: groups of ca. 10 pulses (chirps) with low fundamental frequency (3.5–3.7 kHz) alternating with ...
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Molecular evidence of post-copulatory inbreeding avoidance in the field cricket Gryllus bimaculatus
... Female promiscuity has broad implications for individual behaviour, population genetics and even speci- ation. In the field cricket Gryllus bimaculatus, females will mate with almost any male presented to ...
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Phase shifts in binaural stimuli provide directional cues for sound localisation in the field cricket Gryllus bimaculatus
... The ability to locate a sound’s origin is important for many animals to find a mate, avoid predators and detect prey (Bradbury and Vehrencamp, 1998; Stumpner and von Helversen, 2001). While humans and other vertebrates ...
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Wing resonances in the Australian field cricket Teleogryllus oceanicus
... dorsal field of the wing, in which the harp is situated, is largely mechanically isolated from the driving veins of the lateral field, except for a cross vein at the apex of the ...
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Heritability of acoustic signalling time in the Texas field cricket, Gryllus texensis
... quarters of the monitoring arena (nearest neighbours are separated by 13–20 cm) more similar to natural conditions. In this acoustic set-up, the acoustic signals of nearest neighbours sound like they are 1–2 m away. A ...
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Behavioural integration of auditory and antennal stimulation during phonotaxis in the field cricket Gryllus bimaculatus
... the cricket ’ s antennae enter the brain via the antennal nerve and project to the deutocerebrum and the subesophageal ganglion (Rospars, 1988; Staudacher and Schildberger, 1999; Yoritsune and Aonuma, ...the ...
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Mechanisms Underlying Freeze Tolerance in the Spring Field Cricket, Gryllus veletis
... understanding of processes, challenges, and mechanisms of insect freeze tolerance.. Metabolic pathway analysis indicating which pathways appear to have altered.[r] ...
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Divergent mechanisms of acoustic mate recognition between closely related field cricket species (Teleogryllus spp )
... selectivity for the pulse duty cycle in the trill portion of the calling song means and standard.. errors are presented.[r] ...
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Ultrasound induced yaw movements in the flying Australian field cricket (Teleogryllus oceanicus)
... Mudd Hall, Cornell University, Ithaca, NY 14853, USA Accepted 18 October 1989 Summary An ultrasonic stimulus induced negative phonotactic steering in the yaw axis of tethered, flying Aus[r] ...
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Glycosaminoglycan Derived from Field Cricket and Its Inhibition Activity of Diabetes Based on Anti-Oxidative Action
... treated blood groups were increased when compared to those in the control group.. bimaculatus ) origin insect. glycosaminoglycan and the concentration of the sodium [r] ...
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ION AND FLUID SECRETION BY DIFFERENT SEGMENTS OF THE MALPIGHIAN TUBULES OF THE BLACK FIELD CRICKET TELEOGRYLLUS OCEANICUS
... In Acheta, Kim and Spring 1992 report a fourfold higher specific secretion rate for the distal segment compared to the main segment in control tubules but a fall to zero secretion rate i[r] ...
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The role of neurohormonal octopamine during 'fight or flight' behaviour in the field cricket Gryllus bimaculatus
... Antennal contact with a conspecific appears to be an important sensory stimulus for the increase in octopamine levels. Increases occurred when the animal contacted an anaesthetized cricket, suggesting that ...
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THE EFFECT OF WATER EXTRACT OF SOME PLANTS, GROWTH REGULATOR (DIMILLIN) AND METABOLIC PRODUCTS OF RHIZOPUS SP ON GRYLLODES AIGILLATUS
... The effect of the plant extract on nymph and adult stages of field cricket insect: The concen- trations 10, 20 and 30μg/ml had been prepared for each extract from the mentioned extracts separa- tely. Glass ...
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Decoupling development and energy flow during embryonic diapause in the cricket, Allonemobius socius
... this cricket species, the [AMP]:[ATP] ratio is 4:1 at 2 days post-oviposition, and the lowest [AMP]:[ATP] ratios observed in these embryos ...the field cricket, Gryllus bimaculatus, a species that ...
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Sexual selection and population divergence I The influence of socially flexible cuticular hydrocarbon expression in male field crickets (Teleogryllus oceanicus)
... Pascoal et al. Divergence and Social Flexibility__________page 4 of 65 literature has developed to model the impact of IGEs on evolutionary processes such as sexual conflict and sexual selection (Moore and Pizzari 2005; ...
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Predicting acoustic orientation in complex real world environments
... of field cricket walking phonotaxis based on auditory physiology and phonotactic walking behaviour observed in the laboratory (Mhatre and Balakrishnan, ...by field crickets using information on the ...
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