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Sound spectrogram of 2 s of calling at 24.5°C (from WTL484-12). Dominant frequency 4.5 kHz.
Click on spectrogram to hear graphed song.
Sound spectrogram of 2 s of courting at 25.4°C. (from WTL484-55).
Dominant frequency of multipulse sequencies 4.0 kHz; of high-intensity ticks 11.7 kHz.
Click on spectrogram to hear graphed song.
Sound spectrogram of 2 s of fighting at 25.4°C. (from WTL484-54).
Dominant frequency of all components 4.0 kHz.
Click on spectrogram to hear graphed song.
Sound spectrogram of 2 s of fighting at 25.0°C. (from WTL484-56).
Dominant frequency of all components 4.0 kHz.
Click on spectrogram to hear graphed song.
Gryllus fultoni overwinters as a late juvenile and matures in spring. In most of its range there is a single generation. However, in north Florida some of the progeny of the spring adults mature in late summer and lay eggs that hatch in fall. It is uncertain whether juveniles from this partial second generation contribute to the following spring’s cohort of adults. (Walker 1974, Fig. 1 and text).
N. Fla. seasonal data
More information: subfamily Gryllinae, genus Gryllus
References: Jang and Gerhardt 2005, Jang and Gerhardt 2006.
Nomenclature: OSF (Orthoptera Species File Online)