Sponges do not have tissues while cnidarians have two tissue layers.
Cnidarians generally have two life cycles, which are polyp and medusa. The cnidaria is a phylum that has over 10,000 species.
Snails are triploblastic; they have 3 tissue layers. They are the ectoderm, endoderm, and mesoderm.
they can have up to 20 -30 legs
2
three
2
2 stages
they have five stages
3 stages
2 stages
it has 3 stages
There are 4 stages to a beetle's life cycle. Hope this helps.
The frog has three distinct stages of development in its life cycle.
3
4
there are 3
5
4.