It's a combination of leg strength and balance.
no
Anything from a person's legs kicking the ground to run, or kicking a ball.
kicking pegs ;D
if you have a side bar on your milking stand, you just tie one of the back legs to it with a old dog collar or leash
Uncontrollable movements of legs, feelings of electricity thru legs, jumping and or kicking legs
The most useful way to tread water quickly is to keep arms and legs moving. Splashing and kicking will get one tired quickly. It is important to keep breathing stable.
The correct form for the pull-up leg position is to keep your legs straight and together, with your feet slightly in front of your body. Avoid swinging or kicking your legs during the exercise.
Anytime one goes to ground, the opportunity may arise to use the legs and feet in a choke hold. Brazilian JuJitsu is one of the most common arts that specializes in ground fighting, but all martial artists will at least attempt such a move if the opportunity arises.
by kicking its hind legs
if it looks uncomfortable, consult a vet to be safe.
kicking biteing and running that's why they have such long legs
Well in order to have power, you have to work your legs. You legs need to be strong. Then you practice kicking the ball.