Vertebrados e invertebrados

The video tutorial explains how animals can be classified into two main groups: vertebrates and invertebrates. Vertebrates are animals with backbones, such as rats, birds, and lizards. Invertebrates lack backbones and include animals like squids, spiders, insects, and worms. The video provides examples and visual aids to help understand these classifications.

What new insight or understanding did you gain from this video?