1.

Write the general characters of class Aves.

Answer»

General characters of Class Aves :

  • Presence of feathers,
  • Presence of beak,
  •  Forelimbs modified into wings,
  • Hind limbs modified for walking, swimming, clasping.
  • Skin is dry and non-glandular,
  • Pneumatic bones,
  • Digestive system has crop and gizzard,
  • Homeotherms or warm blooded,
  • Oviparous,
  • 4-chambered heart,
  • Respiration by lungs,
  • Sexes are separate,
  • Fertilisation is internal and development is direct.


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