Almost all starfish are non-poisonous. The exception that comes to mind is the Crown of Thorns starfish, that carries a toxic charge on its spines. However, it's painful to even pick up, much less eat. I think you're okay on this one.
It will die. :)
Nothing. Dogs eat all kinds of horrible things and they don't seem to suffer much. A dry starfish maybe quite nutritious.
What eat ther horned starfish is you
The dog could, of course, get sick but depending on how big the dog is, then the dog is fine. With Large or medium dogs this amount will not be harmful.
it eats blood
cows
Starfish
Nothing, I think. Graphite is simply carbon, and should not be harmful.
GET HIM TO THE VET IMMEDIATELY. Zyrtec may be harmful or fatal to dogs if it is swallowed.
In brief, it is harmful for pets to chew on or eat insulation. Keep your pets from gaining access or the opportunity to get at insulation.
Some types of starfish eat other smaller species of starfish, if that was what you were getting at.
1 year and if starfish eats human about a sec