Question

which animals are vertebrates? check all that apply. jellyfish lizards horses grasshoppers birds

Explanation:

Vertebrates are animals with a backbone/vertebral column. Lizards (reptiles), horses (mammals), and birds all have a vertebral column. Jellyfish are cnidarians (invertebrates, no backbone), grasshoppers are arthropods (invertebrates, exoskeleton instead of a backbone).

Answer:

☐ jellyfish
☑ lizards
☑ horses
☐ grasshoppers
☑ birds