None. The phylum Arthropoda does not have tube feet, only the phylum Echinodermata has (starfish, sea urchins, etc.). Echinoderms are not arthropods! ^^
Albacore tuna, anchovy and Atlantic cod are ocean animals.
No they are not. They do not have 6 legs. They are part of a phylum called Annelida. In that phylum they are in a class called Clitellata. In contrast, insects are part or the phylum Arthropoda and the class Insecta,
Actually, Tampa is above sea level. Tampa is 48 feet above sea level
it is located in Adilabad district of Andra Pradesh state in India . The Dead Sea is located in between Jordan and Israel. It is located by the Jordan Rift Valley. It is a salt lake that is 312.7 square miles or 34 miles long and 11 miles wide.
there are excatly 3million purple sea urchins
Sea urchins are purple, red, orange, yellow/orange, and a mix of red and purple.(Sea Urchins come in many shapes sizes and colors.)
No. Sea urchins live in the sea.
200 types
Sea star or starfish (Asteroidea)Brittle stars, basket stars, serpent stars (Ophiuroidea)Sea urchins, heart urchins and sanddollars (Echinoidea)Holothurians or sea cucumbers (Holothuroidea)Feather stars and sea lilies (Crinoidea).
Sea Urchins have spikes are soft and chalk like , or they can be , hard and covered by a shell-like structure . There are more than 200 types of Sea Urchins , there are many different sizes and shapes of Sea Urchins species.
More sea urchins.
Sea urchins come in a variety of colors including purple, red, green, black, and white. Each species of sea urchin can have its unique color patterns.
The classification of a Sea Urchin is Echinoidea
sea urchins eat kelp.
Infininity
Sea urchins belong to the phylum Echinodermata.