Metrioptera bicolor
Behaviour:
In low temperatures, one can clearly detect the indfividual syllables of the song; when it is warmer they merge into a uniform 'tsrirrt', which at even higher temperatures is extended to minutes in duration, only briefly interrupted. [1]
参照
- . A Field Guide to the Grasshoppers and Crickets of Britain and Northern Europe. William Collins & Sons; 1988.