Amphibians with backbones
Frogs: A frog is a vertebrate because it has a backbone.
toads: A toad is a vertebrate because it has a backbone, four limbs, and a spinal cord.
salamanders: A salamander is a vertebrate, which means it has a backbone and spinal cord.
Lizards: Lizards do have backbones, they just have vertebrae.
snakes: Snakes are vertebrates because they have a backbone and spinal cord.
Crocodiles: Crocodiles do have backbones and also have vertebrae.
turtles: Turtles do have a backbone.
dolphins: Dolphins are known for their intelligence and social skills.
human: A human has a backbone which is made up of bones.