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Introduction to Animal Science

Introduction to Animal Science . Competency 3.01. Recall Animal breed and sex terminology. . Animal Terminology. Physical Characteristics. Intact Males – Generally more muscular overall Typically larger in stature and grow faster than females

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Introduction to Animal Science

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  1. Introduction to Animal Science

  2. Competency 3.01 Recall Animal breed and sex terminology.

  3. Animal Terminology

  4. Physical Characteristics • Intact Males – • Generally more muscular overall • Typically larger in stature and grow faster than females • Often exhibit more muscle in the neck area

  5. Physical Characteristics • Castrated Males • Slower growing and have less muscle overall than the intact males • Look for evidence of male genitalia such as a sheath to distinguish from females

  6. Physical Characteristics • Mature Females • Large body structure than immature females • Mammary glands more evident when the animal is not lactating

  7. Physical Characteristics • Immature Females • Smaller stature than mature females • Examine genitalia to distinguish from young male animals

  8. Breeds of Livestock • Breeds are characterized by their phenotypic triats: • Color and/or color pattern • Frame and size • Degree of muscling • Environmental adaptions • Extra skin to improve hear tolerance

  9. Angus

  10. Beef Breeds • Angus • Black • Polled • Originated in Scotland • It is the most “registered” purebred • High in carcass quality

  11. Hereford

  12. Beef Breeds • Hereford • Red and White face • Horns • Originated in England • Docile • Gentle temperament • Good foragers • Efficient converters of forage crops

  13. Charolais

  14. Charolais

  15. Beef Breeds • Charolais • White to light straw colored • Naturally Horned • Breeding-up has created polled animals • Large framed • Originated in France

  16. Brahman

  17. Brahman

  18. Beef Breeds • Brahman • Light Gray to Black or Red • Originated in India • Pronounced hump • Loose Dewlap • Insect tolerant • Disease tolerant

  19. Simmental

  20. Beef Breeds • Simmental • Not set color pattern • Large frame • Rapid growing animal

  21. Polled Hereford

  22. Limousin

  23. Beefmaster (Bull)

  24. Shorthorn

  25. Texas Longhorn

  26. Chianina(pronounced kee-a-nee-na)

  27. Dairy Breeds

  28. Holstein

  29. Dairy Breeds • Holstein • 90% of the dairy cattle in the US • Black and white • Leading producer of milk • Produce about 18,000 lbs. Of milk per cow per year

  30. Jersey

  31. Dairy Breeds • Jersey • Cream to light fawn clolor • Smallest framed dairy breed • High butterfat content in milk

  32. Guernsey

  33. Ayrshire

  34. Brown Swiss

  35. Identifying Breeds of Swine

  36. American Landrace

  37. American Landrace • White • Long Body • Big loped forward ears • Large litters • Good mothering ability • Originated in Denmark

  38. Duroc

  39. Duroc • Red • Drooped ears • Good growth rate • Excellent feed conversion

  40. Hampshire

  41. Hampshire • Black with a white belt • Erect ears • Good muscle • Carcass leanness

  42. Yorkshire

  43. Yorkshire • White • Erect ears • Large litters • Good feed efficiency • Excellent growth and mothering ability • Long carcass

  44. Poland China

  45. Chester White

  46. Tamworth

  47. Berkshire

  48. Spotted Swine

  49. Identifying Breeds of Poultry

  50. Poultry Identification • No breed registries for poultry unlike other farm animals • Most commercial producers develop their own breeds through crossbreeding

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