The cancer: 1  is found by needle biopsy (done for a high PSA level) or in a small amount of tissue during surgery for other reasons (such as benign prostatic hyperplasia). The PSA level is lower than 10 and the Gleason score is 6 or lower; or. 2  is found in one-half or less of one lobe of the prostate.
Harmless. Black soldier flies (BSF) are a widespread, harmless, and beneficial insect. BSF can not bite or sting, and unlike pest flies, they are not vectors of human diseases.This is due to their unique life cycle.armless. Black soldier flies (BSF) are a widespread, harmless, and beneficial insect. BSF can not bite or sting, and unlike pest flies, they are not vectors of human diseases.
Horse-flies (genus Tabanus) are larger, up to 2.5 centimetres (1 in) in length and are mostly dark brown or black, with dark eyes, often with a metallic sheen. Yellow flies (genus Diachlorus) are similar in shape to deer flies but have yellowish bodies and the eyes are purplish-black with a green sheen.