<unk> or quadrupedal movement is a method of human locomotion that makes use of all four limbs. It is one of the earliest gaits learned by human infants, and has similar features to four-limbed movement in other primates and in non-primate quadrupeds.
Crawling 
Gargling
Chafing 
Chew and spit
Spooning
Soiling
Stuttering
Oil pulling