Horses Flashcards
Eohippus “drawn horse” (prehistoric)
- Earliest known ancestor of modern horse
- 15’’ tall at withers
- 4 padded toes in front and 3 behind
- browser; change in teeth
Domesticated in where, when, type of animal, usage?
- In Near East
- Between 4500 and 2500 BC
- Food animal
- Work
Equus caballus
present day horse
World distribution (58 million, 2012)
- Other: 40%
- S America: 25%
- US: 15%
- China, Mexico: 10%
History of horse
Early 1500’s
- Brought to US by Spanish conquistadors
- Uses: travel, field work, war mounts, mining, pony express, sport
US Horse Industry: numbers by year, leading states?
Current horse numbers are 30% of highest head count 80 years ago
- 1915: 26 million head
- 1959: 3 million
- Today: 6.5 million
Leading States in number of horses
- TX, CA, FL, OK, KY
- WI ~14th
WI Horse Industry: NASS
National Statistics Services
- 2017, 2012, 2017, 2022: 120k, 103k, 75k, 65k
Usage: fun, riding , breeding, <10% work
Big Econ impact
-filly
Young female horse
Colt
Young male horse
Mare
Mature female horse
Gelding
mature castrated male
Foal
young horse of unknown gender
Measured at ___
withers
Measured by ____
Hands, 4 in/hand
Draft horses
- 1500-2000lbs
- large, wide, muscular
- war, hauling, farm
Light horses
- 850-1500lbs
- smaller, less muscular
- riding, driving, livestock handling
Ponies
- less than 14.2 hands (58 inches)
Miniature forses
- small sized
- max height: 32 inch
- smallest is 15 inches tall
Donkey
“Ass/burro”
- close relative of house
- male = jack
- female = Jenny/Jennet
Mule/Hinny
- offspring from donkey and horse
- reproductive sterile between mules and hinnys
- visual sexual traits appear normal between mules and hinnys
Zebra crosses
- Zorse, zebonk
Natural behavior
- flight response (prey)
- Herd animal
Vision field
- monocular vision unto 215 degrees
each eye index, can see different pics
panoramic view
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Hearing ears of horse
- Very keen sense of hearing
- used to locate activity
- Indicator of behavior of horse
Gastrointestinal tract
Hindgut fermenter
- 8-19 qts, small stomach (9%) -> monogastric
- 28-36 qts, large cecum (15%), 4ft -> microbial fermentation
Eating/grazing patterns
- continuous grazers and selective grazers (graze up to 80% of the time)
- Eats ~ 1.5-2.5
5 of BW every day
Reproduction
- seasonally polyestrous
- Gestation length = 11 months
- Weaning
Care of the horse: Grooming
- hair coat, routine cleaning
- check for problems
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Care of the horse: Foot care
- Hoof can grow 1/4 inch per month
- Trim feet every 8 weeks
- Shoes: as needed for protection for show requirement
Care of the horse: Vet
- Annual check up
- Vaccination, parasite and heath care protocols
Contagious Viral diseases
influenza, EHV, rabies
Contagious bacterial disease
strangles
Contagious Fungal disease
ringworm
NON-Contagious Viral disease
Eastern/Western equine encephalomyelitis, West Nile virus, equine infection anemia
NON-Contagious bacterial disease
Internal parasites
- several worms
- manure management
- deworming protocol
External parasites
Breeds for racing
- Quarter horse: run fast
- Thoroughbreds: run
- Arabians: long distance, show
- Standardbred:
- lippizans (?)
Color Breeds
- Appaloosa, pinto, paint, palomino, American Buckskin