Question

difference between annelid animals and arthropod animals?

Answer 1

Annelida	Arthropoda
Their body is not differentiated into head, thorax and abdomen.	Their body is differentiated into head, thorax and abdomen.
Their body is not covered by exoskeleton	Their Body is covered by chitinous exoskeleton.
They carry out locomotion by setae, parapodia or suckers.	They have three pairs of jointed appendages for locomotion.
Respiration occurs through skin.	Respiration occurs through trachea or book lungs.
E.g. Earthworm, Leech	E.g. Cockroach, Spider