they hear them before they see them.
ia a starfish aprey or a predator
To survive a starfish is a predator. However it can also be prey. By the way it is "prey" not "pray".
Why are cats a predator of the mouse
both
Sharks, fish and manta rays are predators of the starfish. Larger starfish also prey on and attack smaller starfish.
starfish and some marine mammals
They have to protect themselves from sea otters and birds
Humans, raccoons, crabs, lobster, starfish.
Mostly its main predator is a large starfish, though there is occasional human predator.
they have a feeling inide of them if somethings behind them or someone.
To know if a predator is coming
octopus ( i think ), sharks, rays, and large bony fishes