invertebratesearthworms
Earthworms are a diverse group of invertebrates belonging to the phylum Annelida. They are characterized by their segmented bodies, which are essentially a series of ring-like sections. Unlike vertebrates, earthworms lack a backbone and a rigid internal skeleton. Instead, their bodies are supported by a hydrostatic skeleton, a fluid-filled internal cavity that provides structural support and allows for movement through muscular contractions.
These terrestrial annelids are found in soil across the globe, playing a crucial role in maintaining soil
Earthworms respire through their moist skin, a process that requires their environment to be damp. They have