Animales complejos: ¿qué son los vertebrados?

The video tutorial explains the structure and function of the vertebrae and spine, highlighting their role in protecting the spinal cord and connecting the brain to the body's nerves. It introduces vertebrates, animals with backbones, and categorizes them into five groups: fish, amphibians, reptiles, birds, and mammals.

Why is the spine considered a special part of the skeleton?

What are vertebrates and how are they characterized?