A penguin belongs to the vertebrate group of birds.
bird
Humans belong to the group of vertebrates known as mammals.
Sharks belong to the vertebrate group known as Chondrichthyes, which includes animals with skeletons made of cartilage rather than bone.
All species of turtles are reptiles, and all reptiles are vertebrates. They have a spine and spinal cord, and an internal skeleton. They belong to the Phylum Chordata. Mammals, birds, fish, reptiles and amphibians are all vertebrates.
reptile
Alligators are vertebrates because they have a backbone.
A penguin belongs to the vertebrate group of birds.
The apes
reptiles
reptiles
They are amphibians
fish
bird
Humans belong to the group of vertebrates known as mammals.
The alligator is a cold-blooded vertebrate.
Sharks belong to the vertebrate group known as Fish. Specifically, they belong to the vertebrate group known as Chondrichthyes - all sharks and rays - which have skeletons of cartilage rather than bone.