Sand dollars are kind of flat, sand burrowing subspecies of sea urchins belonging to the class Clypeasteroida, and the phylum Echinodermata. Sand dollars earned their name through the way they appear when washed up on the beach shore, bleached by the sunlight and losing their original velvet color, their appearance on shorelines is often compared
Crinoids/Feather stars are marine invertebrates that are a part of the crinoidea class, and also belong to the phylum echinodermata. Crinoids come in a variety of different forms, crinoids which are connected by a stalk during their adult phase are often referred to as sea lilies, while ones that aren’t and are able to freely
Starfish or sea stars are marine invertebrates belonging to the echinoderm phylum, inhabiting seabeds and oceans worldwide. Starfish earned their names due to their unique star shaped bodies unlike any other animal, common starfish possess five arms in total with some species even possessing more such as the sunflower starfish. Starfish alike all have tube
Sea cucumbers belong to the class holothuroidae within the echinoderm phylum, inhabiting sea floors across the world’s oceans. Likewise to their name, they are shaped like a cucumber or caterpillar with their soft elongated body and leathery skin. Sea cucumbers alike have a unique method of defending themselves from predators, which is ejecting their own
Sea Urchins belong to the class echinoidea within the echinoderm phylum, they inhabit every kind of ocean and can live in a wide variety of depth zones. They are most well known for their unusual and intimidating appearance, shaped like a round ball covered in multiple sharp movable spines which ward off predators. Although hard