Vertebrates (/ ˈvɜːrtəbrɪts, - ˌbreɪts /) [3] are animals with a vertebral column (backbone or spine), and a cranium, or skull. The vertebral column surrounds and protects the spinal cord, while the cranium protects the brain.

A vertebrate is an animal with a spinal cord surrounded by cartilage or bone. The word comes from vertebrae, the bones that make up the spine. Animals that are not vertebrates are called invertebrates. Vertebrates include birds, fish, amphibians, reptiles, and mammals. The parts of the vertebrate skeleton are:

Each vertebra (pl.: vertebrae) is an irregular bone with a complex structure composed of bone and some hyaline cartilage, that make up the vertebral column or spine, of vertebrates. The proportions of the vertebrae differ according to their spinal segment and the particular species.

The spinal column, also known as the vertebral column, spine or backbone, is the core part of the axial skeleton in vertebrates. The vertebral column is the defining and eponymous characteristic of the vertebrate.

Vertebrate, any animal of the subphylum Vertebrata. They have backbones and are also characterized by a muscular system consisting primarily of bilaterally paired masses and a central nervous system partly enclosed within the backbone.

Vertebrates include the jawless fish, bane fish, sharks an rays, amphibians, reptiles, mammals, an birds. Extant vertebrates range in size frae the frog species Paedophryne amauensis, at as wee as 7.7 mm (0.3 inch), tae the blue whaul, at up tae 33 m (110 ft).

2022年6月29日 · The five groups of vertebrates are fish, amphibians, reptiles, birds, and mammals. The vertebrates are animals with backbones. So far, nearly 75,000 vertebrate species are known.

2021年2月13日 · Any vertebrate, classified under subphylum Vertebrata, is an animal with a backbone. This group consists of several broad classes: fish, amphibians, birds, reptiles, and mammals. The word vertebrate refers to the bony vertebral column.

The meaning of VERTEBRATE is any of a subphylum (Vertebrata) of chordates that comprises animals (such as mammals, birds, reptiles, amphibians, and fishes) typically having a bony or cartilaginous spinal column which replaces the notochord, a distinct head containing a brain which arises as an enlarged part of the nerve cord, and an internal ...

Marine vertebrates are vertebrates that live in marine environments, which include saltwater fish (including pelagic, coral and deep sea fish) and marine tetrapods (primarily marine mammals and marine reptiles, as well as semiaquatic clades such as seabirds).