Re:How Odd Behavior in Some Young Horses May Reveal a Cause ...
by s_q_b on Saturday February 28, 2015 @01:43PM
(#9124558)
It also reminds me of "soothe rocking" in autistic children, which frequently involves tightly constricting the knees up against the chest with both arms, creating pressure.
[0] http://en.wikipedia.org/wiki/Hug_machine