Desiree Dimech
Desiree Dimech answered
The digestive/excretory system of an earthworm is very simple. In short, food goes in one end and comes out the other. Niphridia, which are analogous with human kidneys, are found in pairs in every segment except for the first three and the last one (Musurca). Although some water is reabsorbed by the blood, the remainder … Read more