The body of molluscs is covered by a ________________ and is unsegmented, with a distinct head, muscular foot, and visceral hump.
The __________ of Arthropods consists of the head, thorax, and abdomen have jointed appendages.
Which animal is bilateral symmetrical triploblastic segmented and Coelomate?
The anterior head region has sensory tentacles and the mouth contains a file-like rasping organ for feeding called ___________