The female Great green bush cricket. sThe female Great green bush cricket. sTHE UK’S largest cricket has been spotted in Worcestershire and staff from a local charity are urging people to report any sightings they have. The Great green bush crickets can grow up to 7cm (2.7ins) in length which makes them one of the largest insects in the country. Staff at Worcestershire Wildlife Trust would like to know whether this means the species is present elsewhere in the county.