Sea star shimp (Periclimenes soror), on a crown-of-thorns starfish (Acanthaster planci), Yap, Micronesia, Pacific

A sea star shimp (Periclimenes soror), swims through a forest of spines on the back of a crown-of-thorns starfish, Micronesia, Pacific

Small fish hides in the venomous spines of a crown of thorns starfish (Acanthaster planci), Cairns, Queensland, Australia, Pacific

A small red starfish clings to coralline algae in Wakatobi National Park, Indonesia. This remote region is known for its incredible marine biodiversity and gorgeous reefs.

A tiny shrimp (Periclimenes soror) lives on a pin-cushion starfish in Raja Ampat, Indonesia. This remote, tropical region is home to extraordinary marine biodiversity.

Star fish (Leptasterias muelleri) Small starfish, very similar to common starfish, but more vivid colours, Isle of Man, UK.

Snorkeling in the beach, Corn Island, Caribbean Sea, Nicaragua, Central America, America. Local man with a starfish.

Starfish in water sea with sand and little rock background. with copy space for text or design

Indonesia, Tube feet of a seastar/starfish (echinaster callosus).

These two parasitic mollusks, Thyca crystallina, are growing on the host starfish, Linckia laevigata. This parasitic shell only attaches to this species of starfish, into which it burrows and sucks up nutrients, Philippines

Hawaii, Oahu, Lanikai, Young girl finds starfish at beach.

Hawaii, Oahu, Lanikai, Young girl with starfish at beach.

Two contrasting starfish