Because the purpose of heart is to pump blood. But starfish don't have blood, instead they have a water vascular system.
the starfish has 3 cambers in a heart
A jellyfish & a starfish A Jellyfish has no brain & no heart A starfish has no brain & no blood
they dont have any dummie.
Starfish don't have a heart, or a brain...
1
there are cusion starfish, reef starfish, spiny starfish and fire brick starfish in new zealand.
It is called toilet water.
Yes they can
Sure, starfish larvae are planktonic. Adult starfish are not.
Sharks, fish and manta rays are predators of the starfish. Larger starfish also prey on and attack smaller starfish.
The starfish that is on his face in the museum.
Starfish Ancestors