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Animal Bio---Strange creatures!

Across
Dangerous substances taken in by mollusks (2 words)
What a cephalopod uses to regulate the depth in the water
Produce a smoke screen when threatened (2 words)
A very expensive food source!!!
Oysters, mussels, scallops, etc
Organ that creates the shell
A trait that was found in some cephalopods
Draws water into the mollusk
An organism that is out of place and causes problems (2 words)
How Gatropods move
Ocotpi, squid, cuttlefish, etc
A gastropod that is poisonous, or tastes bad
Cephalopods have at least 8 of these.
How bivalves eat (2 words)
A stinging cell
Down
This snail is a French delicacy (eww!!!)
Reproduction w/out a partner
Pearls are found in these
Used in studies on learning and memory
Mollusks NEVER get sick from this!!
"lungs" of the bivalve
Warns biologist of potential environmental health problems
An example of an invasive species
Something that is released by some molllusks to cover their escape
Snails, Slugs, Limpets, etc
A dangerous Algal bloom (2 words)
These have been around for 500 million years!
The valuable inner shell layer of a bivalve