No, lobsters are invertebrate. Like others of phylum Arthropoda, they rely upon an exoskeleton and do not use or need a vertebral column. By contrast, members of phylum Chordata (the chordates) like mammals rely upon an internal skeleton (endoskeleton) with a backbone or spinal column.
No
Yes,they are.
Yes.
yes
a verbrate is a animal with a a back bone
Yes it is - it has a complete internal skeleton.
A rock lobster is just a distinct type of lobster. There are many kinds of lobster, such as the rock lobster and the blue spiny lobster.
Lobster Trap, or Lobster Cage.
The possessive of lobster is "lobster's".
a maine lobster has no claws and a atlantic lobster has claws
lobster
The American Lobster is the largest type of Lobster