Frequency as a releaser in the courtship song of two crickets, Gryllus bimaculatus (de Geer) and Teleogryllus oceanicus: a neuroethological analysis

1994 ◽  
Vol 174 (4) ◽  
Author(s):  
F. Libersat ◽  
J.A. Murray ◽  
R.R. Hoy
2008 ◽  
Vol 76 (3) ◽  
pp. 1065-1071 ◽  
Author(s):  
Marlene Zuk ◽  
Darren Rebar ◽  
Sarah Primrose Scott

PLoS ONE ◽  
2016 ◽  
Vol 11 (1) ◽  
pp. e0146999 ◽  
Author(s):  
Atsushi Miyashita ◽  
Hayato Kizaki ◽  
Kazuhisa Sekimizu ◽  
Chikara Kaito

1999 ◽  
Vol 202 (16) ◽  
pp. 2203-2216 ◽  
Author(s):  
B. Wenzel ◽  
B. Hedwig

Neuroactive substances were administered into the frontal protocerebrum of tethered male Gryllus bimaculatus by pressure injections from microcapillaries. All three types of species-specific song pattern (calling song, rivalry song and courtship song) could be elicited by injection of acetylcholine and cholinergic agonists. Injection of nicotine led to short bouts of calling song that occurred after a short latency. In contrast, muscarine elicited long-lasting stridulation that took longer to develop. The pharmacologically induced song patterns showed transitions from rivalry song to calling song and from calling song to courtship song, which also occur during natural behaviour. Stridulation induced by a cholinergic agonist could be immediately blocked by microinjection of (γ)-aminobutyric acid (GABA) into the same neuropile sites. Administration of picrotoxin in resting crickets led to enhanced motor activity that incorporated the three different song patterns. We propose that, in the brain of the cricket, acetylcholine and GABA are putative transmitters involved in the control of stridulation. Histological analysis located the stimulation sites to an area between the pedunculus and the (α)-lobe of the mushroom body in which the command neurons for calling song have dendritic arborizations.


1997 ◽  
Vol 200 (3) ◽  
pp. 511-522 ◽  
Author(s):  
R Balakrishnan ◽  
G Pollack

Courtship communication in the field cricket Teleogryllus oceanicus is multimodal, involving a minimum of both acoustic and chemical cues. The acoustic signal, or courtship song, is necessary to elicit normal levels of female mounting of the male during courtship. Antennal input is also crucial since antennectomized females show highly reduced levels of mounting. Immobilization of the scape­pedicel and pedicel­flagellum joints of female antennae had no effect on mounting probability, suggesting that mechanosensory input from chordotonal organs at the base of the antenna is not necessary. The antennal flagellum is a multimodal sensory organ, which contains both mechanoreceptors and chemoreceptors. In order to dissect the roles of different flagellar modalities, we treated antennae with zinc sulphate. This suppressed a well-characterized contact-chemosensory behaviour, initiation of courtship by males, and eliminated responsiveness of most chemosensory hairs as assayed electrophysiologically. Zinc sulphate treatment had no effect on a tactile antennal reflex, indicating that it selectively silenced chemoreceptors. Treatment of antennae with zinc sulphate reduced mounting levels nearly as much as antennectomy, suggesting that the main antennal cue required for the mounting responses is chemosensory, rather than mechanosensory, in nature.


1996 ◽  
Vol 51 (2) ◽  
pp. 353-366 ◽  
Author(s):  
ROHINI BALAKRISHNAN ◽  
GERALD S. POLLACK

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