ANSC 1011 Lecture Notes - Lecture 11: Monocular Vision, Gelding, Agouti Gene
Document Summary
Horses considered a livestock species: we use horses mainly for pleasure and sometimes work but they are still. Horse vision: both monocular- each eye moving independently (220 degrees in each monocular field) and binocular (60-70 degrees if their visual field) vision, blind spot directly in front of their face and directly right behind them. Where did horses come from: family= equidae, genus: equus, species: caballus. Evolution of the horse: eohippus, front feed had 4 toes, hind feet had 3 toes, evolved to a single hoof. Horses are prey: flight animals, one of the most perceptive animals, heightened senses, quick fight or flight reactions, highly evolved herding behavior. In the wild: today, free roam about 30 miles/day, constant grazer, highly social, pasture or stall confinement, scheduled meals, often secluded. Breeds: draft breeds, cold blooded usually pretty docile, heavy horses: 1800-2000 lbs, avg. 17-19 hands: work horses, light horse breeds, historically used for transportation, agriculture, military,
