EVERYDAY SCIENCE

Detailed explanation-1: -An animal that has a backbone and skeletal system is called a vertebrate. Vertebrates are animals with backbones and skeletal systems. A backbone can also be called a spine, spinal column, or vertebral column.

Detailed explanation-2: -Animals that have a backbone are called vertebrates. The backbone is is a column of bones that supports the body, and also protects the spinal cord. The back is made up of many separate bones, called vertebrae. The backbone is part of a vertebrate’s supportive internal skeleton.

Detailed explanation-3: -vertebrate, also called Craniata, any animal of the subphylum Vertebrata, the predominant subphylum of the phylum Chordata. They have backbones, from which they derive their name.

Detailed explanation-4: -They have well developed vertebral column forming the main axis of their internal skeleton, which may be of bones or cartilage.

Detailed explanation-5: -invertebrate, any animal that lacks a vertebral column, or backbone, in contrast to the cartilaginous or bony vertebrates. More than 90 percent of all living animal species are invertebrates.