A penguin is a bird.
A reptile is cold-breathing a fish is not. A Fish has gills a reptile doesn't That's about all i can tghink of.....
Reptile.
No, a guppy isn't a reptile. A guppy is a fish.
No, penguins are birds.
no it is not a reptileNo, a Penguin is a flightless bird.
No fish are fish.
No. A blob fish is a fish.
neither. its a fish. you put reptile twice by the way.
A cod is neither a reptile nor a mammal. It is a fish; class Osteicthyes
reptile
No, a penguin is a bird and birds are not reptiles.
reptile