wHAT IS AN ANnELIDA?
Annelida is a large phylum that is made up of segmented worms, which include earthworms, lugworms, and leeches. The word Annelida comes from the Greek word for "little rings". This is how we got the word for all the segments on a worm.
Below is a video that goes into great explanation from a very reliable source called crash course with some info on arthropoda as well.
Below is a video that goes into great explanation from a very reliable source called crash course with some info on arthropoda as well.