The Flehman Response is not unique to horses. In fact many mammals exhibit the behavior including domestic cats, bison, tigers, lions, giraffes, goats, llamas, elk, elephants, hippopotami, giant pandas, tapirs even hedgehogs. SOURCE
We used to think horses were color blind but science has proved that horses possess dichromatic sight meaning they can see yellows and greens but not reds. SOURCE
Male horses do possess more teeth than most mares 40 versus 36 (some mares also have 40). SOURCE
Horses actually have two blind spots, one directly in front of their face and a second behind the head extending over the back and behind the tail. SOURCE
In terms of measuring the height of a horse, a hand equals 4 inches or 101.6mm. SOURCE
Horses can not breath their their mouths. The nasal passage is separate from the oral cavity. SOURCE
Horses exhale as they take off and inhale when they land. SOURCE
The pressure in blood vessels within the lungs of a galloping horse is actually 4 to 5 times the pressure of a resting horse. SOURCE
Most Arabians have one less lumbar vertebrae and one less rib than other horses. SOURCE
Eohippus is the first known horse that lived 50 million years ago. Have you read WARHorses story about Olive, a recently discovered intact Eohippus skeleton. Hers is quite a tale!
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