The animals having backbones are called _____.
vertebrates
complex
strong
invertebrates
simple
vertebrates
The animals without backbones are called _____.
invertebrates
vertebrates
strong
simple
complex
invertebrates
The animals having backbones are called vertebrates.
To answer this question, you can use your existing knowledge or conduct a quick search. Vertebrates are a type of animal that possess a backbone or spine, which is an internal skeletal structure made up of vertebrae. Examples of vertebrates include mammals, birds, reptiles, amphibians, and fish. In contrast, animals without backbones are called invertebrates.