How are basket stars similar to brittle stars?
How are basket stars similar to brittle stars?
Brittle stars have very fragile-looking, worm-like arms and basket stars have a series of branching arms resembling a basket. Both are echinoderms that belong to the Class Ophiuroidea, which contains thousands of species.
What is the difference between brittle star and serpent star?
The arms of brittle stars are much fancier and are typically covered with lots of spines, spikes, and/or clubs of various sorts and sizes, while those of a serpent star are relatively smooth and are typically unornamented, looking something like the body of a snake.
What do sea stars and brittle stars have in common?
We will start with what they have in common. Both sea stars and brittle stars are in the phylum Echinodermata, which also includes sea cucumbers, sea urchins and more. They also have the unusual ability to regrow lost body parts, and sea stars and brittle stars can regrow arms if broken off or eaten.
What is similar about echinoderms and cnidarians?
What is similar about echinoderms and cnidarians? Cnidarians and echinoderms have radial symmetry; mollusks have bilateral symmetry. Cnidarians have no body cavity or cephalization; mollusks and echinoderms have a true coelom and cephalization.
Is the basket star a carnivore?
What is this? As for the diet of the Serpent starfish, they are strictly carnivorous. They typically forage for animals such as shrimp, mussel and fish to digest.
Are serpent starfish asexual?
The amputated starfish can also regenerate a new arm to replace the lost limb. Because two starfish have been formed from one, this is considered asexual reproduction.
Are brittle stars carnivores?
Other brittle stars are carnivores that use their arms to sweep tiny creatures to their mouths. Yet others are scavengers, nibbling on their food with their jaws or using the tube feet near their mouth.
What are the characteristics of a brittle star?
Characteristics of brittle stars Characterized by radial symmetry with a central body from which five snakelike arms protrude. The arms are highly flexible. There is no replication of internal organs, just one set in the central disk. Compared to starfish, brittle stars have a much smaller central disc and no anus.
Are echinoderms and cnidarians closely related?
Cnidarians and Echinoderms are closely related because they both have radial symmetry.
