Answer;
They both have segmented bodies during some stage of their life.
Explanation;
- Segmented body worm or Annelids belong to phylum Annelida which consist of coelomates with elongated, segmented body.
- Arthropoda refers to an animal phylum that consists of haemocoelomates with a segmented body, joint appendages, and chitinous exoskeleton.
They differ in a number of features and characteristics, but are similar in that;
- Both animals have similar types of larvae.
- Both Annelida and Arthropoda consist of bilateral symmetry.
- Both Annelida and Arthropoda consist of triploblastic animals with three germ layers.
- Both Annelida and Arthropoda have organ system level of organization.
- Both Annelida and Arthropoda consist of segmented body structures, etc.