- Do birds have lungs or gills?
- How do birds breathe while flying?
- What bird can fly the highest?
- What are absent in modern birds?
- How do Sparrow breathe?
- Do birds have nose?
- Where are a birds lungs?
- Do birds have alveoli?
- Does a bird have lungs?
- Are birds cold blooded?
- Do birds have a diaphragm?
- What happens if a bird flies too high?
- How many lungs are there in birds?
- How do the lungs of birds differ from lungs of mammal?
- What is the breathing organ of birds?
- What characteristics allow birds to fly?
- Which animal has the best respiratory system?
- What is double respiration in birds?
Do birds have lungs or gills?