Bivalves
How many shell halves do Bivalves have?
2 Shell halves
Name a mollusk that is a gastropod.
Snail, conch, whelk, moon snail, cowries, wentletraps, limpets, abalones.
I am a Bivalve, smooth black, blueish, or gray in color. I have a wrinkled look to my shell, with one valve of the shell larger than the other
I am a MUSSEL
When underwater a bivalve keeps its shell partly open, so that it can extend tubes so that it can eat, breathe and excrete waste...what are those tubes called?
Siphons (Extra points for naming the 2 types of siphons.)
Which conch produces the larges shell?
The queen conch
My queen produces the largest most beautiful shell. I have many beautiful shell colors, patterns and designs. My front end has a stormboid notch where my eyes portrude out of.
I am a CONCH
True or False: Pearls are usually not found in bivalves
FALSE: Pearls are formed in bivales.
What is the difference between bivalves and gastropods?
Bivales have 2 shell halves, gastropods have 1 coiled shells
I am a gastropod, my name means spiral staircase because I have a spiraled shell. I am found near sea anemones and corals, because that's what I eat.
I am a WENTLETRAP
How can you tell the age of a clam?
By the rings in the clams shell.
What does gastropod mean?
gastro means stomach, pod means foot, "they are a stomach foot"
You might think I'm a bivalve but I'm really a gastropod. My shell looks like a little oval saucer with a slight cone shape and a hole at the top. You will find me attached to rocks and piers with my amazing suction.
I am a LIMPET
Mussels use tough fibers to attach themselves to rocks and piers, what are those fibers called?
Byssal Threads
What is the Radula?
A jagged organ that has many denticles (teeth like spikes)
I am not a mollusk, but I am made by a bivalve. I form when a grain of sand gets inside the bivalve shell. I am encased in laters of shiny shell. It takes many years for me to become fully formed.
I am a PEARL