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Starfish
Also known as sea stars, these echinoderms are 2,000 species strong and found in seas and oceans all over the world. They can vary in size from less than half an inch to more than four feet across.
1,388 Questions
What does the aboral side mean?
Aboral is the part further from the mouth. It's the same as caudad or aborad
yes it can live forever but some die when the waves pull the starfish and the starfish will be dead
How is a starfish body more complicated than a sponge?
The body of a starfish (phylum:echinoderm) has nerves and tissues, while a sponge (porifera) does not. Sponges do not have any appendages, hence they are not motile. Neither sea stars nor sponges have a brain, and the sea stars nervous system is quite simple. Sea stars also have digestive organs, tube feet, and sesory cells that can detect light, gravity, and chemicals. Sponges do not. Thus, Porifera is the lowest phylum in the kingdom of Animalia.
No - they don't chew their food.
Food can be brought into the stomach through the mouth, or the stomach can be extended out through the mouth to digest the food.
The food is broken down using digestive enzymes.
What is the lower surface of the starfish called?
The lower surface of a starfish is technically called the ventral side. This is where both the mouth and stomach is located on the starfish.
For each piece that they chopped up, that piece grows into an individual starfish. So basically, they increased the population.
Yes a starfish can have eyes Upto eight eyes and they can have them on any of their tentacles
What is the function of the central disk on the starfish?
The function of the central disk on the starfish is to regrow an appendage if one is cut off. It is where the arms of the starfish originate.
What continents do sea otters live in?
sea otters live on all continents exept the arctic and antarctic
The ability for a starfish to grow back its arms is this an inherited trait?
No, because all starfish do it.
