Unusual Parasite (image) University of Bonn Caption Unusual parasite: the head of Qiyia jurassica is tiny in comparison to the body with tube-shaped and piercer-like mouthparts at the front. The thorax onto which the abdomen with the caterpillar-like legs is connected has been transformed into a sucking plate underneath. Credit Graphic: Yang Dinghua, Nanjing Usage Restrictions This photo may be used with the press release. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.