Brittle Star Guide
Class Ophiuroidea (from the Greek "ophis" for snake and "ura" for tail).
Some species, like Ophiocoma wendtii , use light-sensitive crystals on their skin to "see" their surroundings without actual eyes. brittle star
They can voluntarily shed their arms (a process called autotomy ) to escape predators and grow them back later. Class Ophiuroidea (from the Greek "ophis" for snake
They are essential ecosystem engineers, stirring up seafloor sediment and recycling nutrients. like Ophiocoma wendtii