David Fleetham / Close up of underside of Panamic cushion star (Pentaceraster cumungi), Galapagos Islands, Ecuador.

Alex Mustard / California sea lion (Zalophus californianus) uses a Panamic cushion star (Pentaceraster cumingi) as a toy. The sealions pick up the starfish and then drop them and chase after them as they sink. Los I...

Alex Mustard / California sea lion (Zalophus californianus) using a Panamic cushion star (Pentaceraster cumingi) as a toy. The sealions pick up the starfish and then drop them and chase after them as they sink. Los...

Franco Banfi / Scuba diver with Panamic cushion seastars (Pentaceraster cumingi) Sea of Cortez, Baja California, Mexico, East Pacific Ocean.

Franco Banfi / Panamic cushion seastars (Pentaceraster cumingi) Sea of Cortez, Baja California, Mexico, East Pacific Ocean.

Michele Westmorland / Panamic Cushion Sea Star (Pentaceraster cumingi) on reef structure. Galapagos Islands.

Michele Westmorland / Diver swimming over reef structure. Panamic Cushion Sea Star (Pentaceraster cumingi) Galapagos Islands.

Pete Oxford / Cortez Starfish (Pentaceraster cumingi), Kicker Rock, Galapagos Islands, Ecuador

Pete Oxford / Cortez Starfish (Pentaceraster cumingi) pair, Galapagos Islands, Ecuador

Pete Oxford / Panamic cushion star (Pentaceraster cumingi) underwater on algae covered rock, Fernandina Island, Galapagos Islands, South America

Chris Newbert / Cortez Starfish (Pentaceraster cumingi) arm with Shrimp, 80 feet deep, Papua New Guinea

Chris Newbert / Cortez Starfish (Pentaceraster cumingi) arm with Shrimp, 80 feet deep, Papua New Guinea