Table 1.

Description of unitary behaviors and detailed movements during feeding.

	Class	Description
Unitary behaviors	Feeding	The animal puts its head into the stall and eats in the feeding rack
	Standing	The animal stands without head movement and rumination
	Lying	The main body touches the cubicle floor without head movement and rumination
	Ruminating-standing	The animal regurgitates food bolus from the rumen, chews and swallows it while standing
	Ruminating- Lying	The animal regurgitates food bolus from the rumen, chews, and swallows it while lying
	Walking	The animal moves in one direction for at least 30 s
Movements during feeding	Feed tossing	The animal takes a mouthful of feed then throws the feed into the air or even over its back by twisting the neck
	Rolling biting	The animal lowers its head and uses its tongue to roll feed into the mouth during feeding
	Chewing	The animal chews feed with its head up during feeding