Birds are beautiful
Birds are a diverse group of warm-blooded vertebrates constituting the class Aves. They are characterized by feathers, a beak without teeth, and a high metabolic rate. Birds also have a four-chambered heart and a lightweight but strong skeletal structure. They are known for their ability to fly, although some species are flightless. Birds lay hard-shelled eggs and exhibit a wide range of reproductive strategies and parental care behaviors.Birds inhabit various ecosystems across the globe,