Chicken Classification The chicken Gallus gallus domesticus is

  • Slides: 9
Download presentation
Chicken

Chicken

Classification The chicken (Gallus gallus domesticus) is a domesticated fowl, a subspecies of the

Classification The chicken (Gallus gallus domesticus) is a domesticated fowl, a subspecies of the Red Junglefowl. As one of the most common and widespread domestic animals, and with a population of more than 24 billion in 2003, there are more chickens in the world than any other species of bird. Kingdom: Animalia Phylum: Chordata Class: Aves Order: Galliformes Family: Phasianidae Genus: Gallus Species: Gallus gallus Subspecies: Gallus gallus domesticus (Linnaeus, 1758)

Skeleton of a Chicken 7 6 3 2 11 1 10 23 22 8

Skeleton of a Chicken 7 6 3 2 11 1 10 23 22 8 9 4 5 24 25 17 19 18 20 13 21 14 15 12 16 16 a 16 b 16 c 16 d 1. 2. 3. 4. Maxilla Eye socket Cranium Mandible (bones of the hyobranchial apparatus are shown to be protruding below the mandible) 5. Atlas 6. Axis 7. Cervical vertebrae 8. Radius 9. Ulna 10. Humerus 11. Femur 12. Patella 13. Fibula 14. Tarsus 15. Sesamoid bone (ossified tibial cartilage) in hock joint 16. Tarsometatarsal joint 17. Scapula 18. Coracoid bone 19. Ribs 20. Sternum 21. Keel 22. Ilium 23. Caudal vertebrae 24. Ischium 25. Pubis Text book of Veterinary anatomy, third edition, Dyce et al

Chicken Skull 6 7 8 9 10 5 4 3 12 11 2 1

Chicken Skull 6 7 8 9 10 5 4 3 12 11 2 1 1. 2. 3. 4. 5. 6. 7. 8. Premaxilla Nasal aperture Nasal bone Lacrimal Bone Orbit Frontal Bone Parietal Bone Tympanic cavity with cochlear and vestibular windows 9. Quadrate Bone 10. Articular Bone 11. Maxilla 12. Zygomatic arch 13. Mandible 13 Text book of Veterinary anatomy, third edition, Dyce et al