Gryllus campestris - Common Field-cricket
(L., 1758)

Description: Medium sized cricket with a robust body (♂ 18-26 mm, ♀ 19-27 mm). They are almost completely black, with only the wing bases yellowish and the underside of the femur reddish. The head is broader than the pronotum. The wings almost reach the tip of the abdomen. The cerci are long and straight in both sexes. The ovipositor is long (8-15 mm), straight and slightly widened at the end.
Similar species: Melanogryllus desertus, Nemobius sylvestris
Adults: from April to September
Typical cricket sound, 2-5 chirps per second. Sings mainly from the afternoon through the night.

Source: Orthoptera Species File (lab recording, 21 °C)
Habitat:  Dry grasslands, pastures, hillsides. Territorial species.
Widespread and common in the whole country.

Gryllus campestris, male
(Author: Szász Antal, source: ízeltlábú, CC BY 4.0)

Gryllus campestris, female
(Author: Tóth-Kaszonyi Éva, source: ízeltlábú, CC BY 4.0)