Excretory System of Earthworm
The earthworm, a vital detritivore in soil ecosystems, possesses a sophisticated excretory system that plays a pivotal role in waste elimination and osmoregulation. This system is primarily composed of specialized tubular structures known as nephridia. Originating from the ectoderm, nephridia are analogous to the kidneys observed in vertebrates, serving as the primary excretory organs in … Read more