Animals that possess a backbone.

the phylum comprising all animals that have a backbone composed of bone or cartilage

any chordate animal of the subphylum vertebrata, characterised by a bony or cartilaginous skeleton including a backbone and a well-developed brain.

Animals with a bony or cartilaginous backbone ( vertebrae).

Vertebrates are members of the Animal kingdom which possess a notocord (which in higher vertebrates develops into the backbone) at some stage in their life cycle, unlike invertebrates which do not.

animals with an internal skeleton of cartilage or bone. These include fish, reptiles, amphibians, birds and mammals. Selected References Conant, Roger, 1975. A Field Guide to Reptiles and Amphibians of Eastern and Central North America. Boston: Houghton Mifflin. 2nd ed. Peterson Field Guide Series. Halliday, Tim and Kraig Adler, ed. , 1986. The Encyclopedia of Reptiles and Amphibians. New York: Facts On File. McMehrtens, John, 1987 Living Snakes of the World in Color. New York: Sterling Publishing Company. Sharps, Jon C.. and Ted Benson, 1984. A Compiled List of South Dakota Wildlife, South Dakota Department of Game, Fish and Parks, Pierre, SD. Sweeney, Roger, 1992 Garter Snakes, Their Natural History and Care in Captivity. London: Blandford. Selected Resources for Teachers Caduto, Michael and Joseph Bruchac. Keepers of the Earth: Native American Stories and Environmental Activities for Children. Golden, CO: Fulcrum Press. 1988. Caduto, Michael and Joseph Bruchac. Keepers of the Animals: Native American Stories and Wildlife Activities for Children. Golden, CO: Fulcrum Press. 1991.

animals with a backbone, including fish (sharks, rays and bony fish), amphibians, reptiles, birds and mammals; cf. invertebrates.

Animals with backbones

all the animals that have a backbone such as fish, amphibians, reptiles, birds, mammals; there are far more species of invertebrates on earth than vertebrates

animals that have backbones.

all animals that have a backbone with similar organ structures

animals with a backbone or spinal column such as mammals, birds, fishes, reptiles and amphibians