About how many types of molluscs currently exist on the planet?

What is the fold of skin that secretes the body armor of mollusks?

Which mollusk has developed three well-placed ridges along its shell to foil a crab's attempt to get a shell-breaking grip?

What is the name of the predatory mollusk that can inflate its foot to four times the size of its entire shell?

What is the name of the ribbon of teeth like a chainsaw blade used by mollusks to tear through kelp?

What is the maximum speed at which some squid are capable of traveling?

What is the name of the mollusk that can change color and texture in an instant for camouflage?

What is the ultimate skin invented by nature for the octopus without a protective shell?