KEEL
The backbone is also called the spine.
an animal with a backbone is called a vertebrate
The individual units of the backbone are called vertebrae.
They don't have a backbone. They have an exoskeleton.
An animal with a backbone is called a vertibrate.
A single bone out of the spinal column in called a vertabre.
vertebre;backbone;or if no backbone; invertebrate
Lewis Kenna
Vertebrae are the bones that form the backbone.
They are called invertabrates. Animals that dont have a backbone.
keel - the chief timber or steel element extending along the entire length of the bottom of a boat or ship and supporting the frame. It is also called the backbone of a ship.