Jellyfish are, compared to mollusks, arthropods and vertebrates, very simple organisms. Jellyfish did not evolve a circulatory system, as they can perform gas exchange at their outer surfaces.
A jellyfish is an invertebrate and as such, has no spine or bones. A jellyfish also has no brain.
A jellyfish is an animal.
The animal that has the same adaptations as a box jellyfish is a string jellyfish
It's an animal.
Jellyfish
A jellyfish :)
jellyfish
Jellies are animals.
Jellyfish are indeed invertebrates. They have no backbone, and that is what is required for an animal to have a vertebrae.
Jellyfish, reptiles, and fish are all members of the animal kingdom.
it is a type of animal
Yes.
Jellyfish
jellyfish