All air breathing animals have lungs. There are some aquatic animals that live under the water and do not breath air all of the time that also have lungs.
All mammals, birds, reptiles, amphibians. and most spiders have lungs. !
There are no animals except some kinds of snakes that have only one lung. !
An example of a Cecilian animal with rudimentary lungs is a salamander. !
Apatosaurus also formerly known as Brontosaurus, is a genus of sauropod dinosaur...
The blue whale is the largest mammal on the planet and has the largest lungs. !