Those animals which have spinal cords are called vertebrates.

Invertebrates are those animals that do not have spinal cords, they are called invertebrates.

Vertebrates - They have an internal skeleton.

Invertebrates - In these, the internal skeleton is not found.

Vertebrates -They do not have compound eyes.

Invertebrates -They have compound eyes.

Vertebrates - 5% of animal species are vertebrates.

Invertebrates - 95% of animal species are invertebrates.

All vertebrates have a closed circulatory system.