cuttle fish
A chambered shell
The only extant cephalopod that produces an external shell is the chambered nautilus. The shells produced by squid and cuttlefish are internal.
A octopus is a cephalopod that has no shell. Also squid have internal shells that are not used for protection.
A cephalopod with an external, spiral shell; living in tropical seas.
No. It is a cephalopod that lives in a spirally chambered shell.
It is a cephalopod that has a spiral shell with pale pearly partitions.
Nitrogen has five electrons in its outer shell and bromine has seven in its outer shell.
There is one electron on cobalts outer shell.
The Earth's Outer shell is the crust
2 outer shell electrons
Boron has three electrons in its outer shell
Vanadium has on the outer shell two electrons.