Class Aves : Characters with Examples
Class Aves includes birds, characterized by feathers, beaks without teeth, and laying hard-shelled eggs. Birds are warm-blooded, have a high metabolic rate, and most species are capable of flight. General characters of Class Aves: 1) Body: Body is spindle shaped divided into head, neck, trunk and tail. Body is covered by feathers, forms the exoskeleton. 2) Fore limbs: Fore … Read more