Any of various marine invertebrates (phylum Echinodermata) characterized by a hard spiny covering, a calcite skeleton, and five-rayed radial body symmetry. ... Most species have numerous tube feet that are modified for locomotion, respiration, tunneling, sensory perception, feeding, ... Sunflower starfish (Pycnopodia helianthoides).
Skin
scales but soft ones like something a seagul eats
A starfish typically has a rough body due to the presence of small bony plates or spines covering its surface. These structures provide protection and aid in movement for the starfish.
A starfish has radial symmetry
Deep grooves on a starfish's surface, known as ambulacral grooves, contain tube feet used for movement, feeding, and respiration. These grooves are part of the starfish's water vascular system, which helps circulate water throughout its body.
starfish have bumps and spines on their body
a starfish is missing a few body parts like fins and tails
Starfish or sea stars are echinoderms belonging to the class Asteroidea. The names "starfish" and "sea star" essentially refer to members of the Class Asteroidea. However, common usage frequently finds "starfish" and "sea star" also applied to ophiuroids which are correctly referred to as "brittle stars" or "basket stars".
It depends on the classification of vertebrate.Mammals have a body covering of fur, skin or hair.Birds have a body covering of feathers.Reptiles have a body covering of scaly skin.Fish have a body covering of scales.Amphibians have a body covering of moist skin.
The body cavity in a starfish contains the circulatory system and the haemal system. The body cavity also helps starfish by distributing oxygen that has been distributed throughout the body, through the body.
Yes, starfish are primarily consumers, feeding on algae, plankton, mollusks, and small invertebrates. They use their tube feet to capture and pull their prey towards their mouth located on the underside of their body.
The body covering is molt I don't know what it is