Hookworm Attached to a Human Intestine (IMAGE) Yale University Caption This is a hookworm attached to a human intestine. Credit Richard Bugiro, Ph.D. Usage Restrictions Please credit Richard Bugiro, Ph.D. License Licensed content 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.