Segmented worm that belongs to the Phylum Annelida, lives in the soil.

The act of shedding the exoskeleton and replacing it with one in order to grow.

Type of symmetry:
Sponges have ( ) and cnidarians have ( ).

Flatworms, Example: tapeworm.

Have two shells.

A crustacean that lives on land, in moist environments because it breathes using gills.

The organism can be divided into relatively equal halves

Primary habitat of both these phylums.

Very old creatures, have blue blood, medically important.

Class for Octopus, squids, and cuttlefish

Slugs and snails, like those you might find in your garden belong to this class.

A characteristic that some animals have in which their bodies are made up of highly similar repetitive units.

Sponges have none (no true ones) and cnidarians have only two.

Roundworms, Example: C. elegans.

Common examples include sea stars, sand dollars, sea urchins, and sea cucmbers.(Phlyum name)

The process of an organism developing from egg to larva to adult.

One organism lives in or on another organism, causing it harm.

The hard, glass like structures that provide structure to sponges.

The term that describes the embryonic development of annelids, arthropods, nematodes, flatworms.

Embryonic development of echinoderms.

Herbivorous class of the Subphylum Myriapoda, has two legs per segment.

Also known as hermaphroditic, these animals have both male and female reproductive parts.

The stinging cells that sea anenomes and jellyfish have.

The name of the class that palpigrades belong to.

Most of the molluscs have separate sexes, also known as this.