... Gryllus bimaculatus increased during aggressive (agonistic) behaviour from baseline levels of 4.5±2.1 pg μ l -1 haemolymph to 24.3±15.2 pg μ l -1 haemolymph, regardless of whether the cricket won or lost the encounter. Octopamine levels also increased after 5 min of flying (to 44.6±22.3 pg μ l -1...

... specific activity during escape running. Some of these local neurones, however, showed modulations of spike frequency before or during intended turns and may participate in the coordination of the prothoracic legs. We used adult crickets (Gryllus bimaculatus de Geer) of both sexes from a breeding...

...S. Shiga; S. Kogawauchi; K. Yasuyama; T. Yamaguchi ABSTRACT Tethered adult crickets (Gryllus bimaculatus De Geer) assume a full flight posture: they point the antennae straight ahead, hold the fore-and midlegs close to the body, stiffen the abdomen for steering and extend the hindlegs directly...