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Lecture 15

ANSC 101 Lecture Notes - Lecture 15: German Shepherd, Shih Tzu, Golden Retriever


Department
Animal Science
Course Code
ANSC 101
Professor
Dr.Moyes
Lecture
15

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ANCS 101: Lecture 15: Companion and Lab Animals
Breed
- Not biologically verifiable
- Animals of common origin with characteristics (appearance and behavior) that
distinguishes them from other groups within the species
Requirements to be a Breed
- Sufficient numbers
Stably maintain differing qualities – little genetic drift
Enough genetic variation to avoid severe inbreeding
- Breed Registry or Herd Book
Human construct, not biological
Companion Animals role in animals
- Companionship
- Protection and rescue
- Racing
- Hunting
- Breeding and showing
- Help disabled people
- Animal therapy
Numbers
- Ownership has more than tripled since 1970’s
62% of households have pets
- Animal care is a 50 billion/yr industry
- 84 million dogs owned
- 96 million cats owned
US Shelter and Adoption
- Number euthanized has decreased while ownership has increased
- 30 % of pets come from shelters
- 2.7 million healthy animals not adopted each year
Dogs
- More variation within species
- Number of breeds
Highly variable
Kennel clubs
Up to 400 breeds in the world
Top breeds in the US
- Labrador retriever
- Yorkshire terrior
find more resources at oneclass.com
find more resources at oneclass.com
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