they have no backbone instead they are composed of spiny speckles which serve as skeleton
Answers
Answered by
6
Starfish do not have a backbone instead they are composed of spiny speckles which serve as a skeleton.
Explanation:
- Starfish belong to the invertebrate group due to the absence of backbone and have spiny skin.
- These are not actually fish but fall in the category of fish due to some characteristics.
- On the other hand animal with a distinct backbone are called vertebrates.
- Examples of invertebrate starfish are sea urchins and sand dollars.
Similar questions