Show:
Interesting Facts
Habitat
Body Structure
What&How they eat
Economic Effect
100
Their spines are
What is poisonous?
100
They can be found
What is along all of our coasts?
100
These are used to crush things up
What is their teeth?
100
These help them to chew
What is five strong teeth?
100
The spines can harm other sea life if touched because of this
What is poison?
200
The eggs settle here and then they grow into an adult
What is the bottom?
200
They can live in both of these
What is shallow and deep waters?
200
These pass around the shell between the spines
What is tube feet or five bands?
200
This is located on the underside
What is the mouth?
200
They feed on this and other organic matters
What is seaweed?
300
They can grow to be this size
What is 1 1/12 to 10 inches across?
300
They can live in these types of water
What is salt water and fresh water?
300
a spiny skinned animal
What is Echinoderm?
300
They cut this up to eat
What is seaweeds?
300
These are only used to protect themselves
What is spines?
400
The mouth is located
What is the underside?
400
Keyhole urchins are found here
What is the South Eastern coast?
400
These help them to move. They are long and slender and have suction disks on the end
What is tube feet?
400
They scrape this up to eat
What is algae?
400
This is what is used for Japanese Sushi
What is roe or uni?
500
They can be these colors
What is red, green, brown, purple, and yellow?
500
They can do this in sand and salt water
What is partially bury themselves?
500
their shells are made out of this
What is small limy plates?
500
They crush these up to eat
What is small mollusks?
500
These can be produced to fight various diseases and viruses
What is antibiotics and antiviral compounds?