09-10-20 Australian Police in Tasmania have used a blood sample from a leech to identify a criminal, in what is believed to be a world forensic first. 塔斯马尼亚岛的澳大利亚警察利用从水蛭身上提取的血样来确定罪犯，这被认为是世界上第一例此类法庭证据。 Leeches...