a young invertebrate
If its form differs significantly from that of the adult, it is a larva (pl larvae). E.g. caterpillar to butterfly.
A spiny skinned invertebrate is called a sand dollar. That is because they are are echinoderms (a type of invertebrate),
Butterfly, worm, jellyfish, spider, sponge, starfish, and to much more to type.
It is called an Exoskeleton.
invertebrate
An invertebrate that has a soft body and a shell is called exosceloton.
A spiny-skinned invertebrate that lives on the ocean bottom floor is called a sea urchin.
an animal without a skeleton is an invertebrate
vertebre;backbone;or if no backbone; invertebrate
they are put into a group called invertebrate's
A dragonfly is an invertebrate because it has an exoskeleton on the outside of its body instead of an internal skeleton with a backbone.
it is actually called an invertebrate, and invertebrate is an animal without a back bone e.g. a worm, and a vertebrate has a back bone e.g. humans
invertebrate - has exoskeleton