southern wood cricket
Gryllus fultoni (Alexander 1957)

map
life cycles
male
female
 
 
 
male
 
 
 


20 s of calling song; male from Westmoreland County, VA; 24.5C. (WTL484-12)

22 s of courting song; F1 male reared from Alachua County, FL, female; 25.4C. (WTL484-55

21 s of fighting song; F1 males reared from Alachua County, FL, female; 25.4C. (WTL484-54)

19 s of fighting song; F1 males reared from Alachua County, FL, female; 25.0C. (WTL484-56)

spectrogram
 Click on sound bar to hear graphed song.
Sound spectrogram of 2 s of calling at 24.5C (from WTL484-12). Dominant frequency 4.5 kHz.

spectrogram
 Click on sound bar to hear graphed song.
Sound spectrogram of 2 s of courting at 25.4C. (from WTL484-55). Dominant frequency of multipulse sequencies 4.0 kHz; of high-intensity ticks 11.7 kHz.

spectrogram
 Click on sound bar to hear graphed song.
Sound spectrogram of 2 s of fighting at 25.4C. (from WTL484-54). Dominant frequency of all components 4.0 kHz.

spectrogram
 Click on sound bar to hear graphed song.
Sound spectrogram of 2 s of fighting at 25.0C. (from WTL484-56). Dominant frequency of all components 4.0 kHz.

Life history:   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 springs 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)