The only extant cephalopod that produces an external shell is the chambered nautilus. The shells produced by squid and cuttlefish are internal.
A chambered shell
cuttle fish
Yes, an octopus is an cephalopod which means head foot. Other cephalopods include cuttlefish, squid, and an nautilus which is the only cephalopod that still carries a shell.
The only difference is the colour of the external shell.
only PROFIT WHICH IS RETAINED IN THE BUSINESS
No - squids and reptiles belong in completely different groups of the animal kingdom. Squid, cuttlefish, and octopus belong to a phylum called cephalopod mollusks.
Yes. The only known cephalopod with poisonous flesh is the flamboyant cuttlefish.
A squid is a cephalopod, and has no skeleton at all. The only hard part of a squid is its beak.
no;snails have shells, Slugs do not!more specifically snails are almost all members of the molluscan class Gastropoda with a external shell. Slugs on the other hand are also all member of the molluscan class gastropoda, but do not have an external shell rather an internal shell.
Of sorts, they have what's called an exoskeleton, and it's made of sugars and proteins, not the same stuff that makes shells such as egg shells or the shells of molluscs.
no only 2 in the first shell, 8 in every other shell
Both predator and prey as with most animals in this world.