... In X WordsAvian RespirationBreathingPigeonStinkin' TheropodsScienze della Terra e dell'AmbienteInglese
Pubblicato in Sauropod Vertebra Picture of the Week
Autore Matt Wedel
Our lungs are made up of millions of tiny bags. Breath in, fill the bags with fresh air, breathe out, empty the bags of spent air. But bird lungs are very different.