Original sentence: Both branches of the conventional theory, as opposed to the aquatic ape hypothesis, do not involve aquatic or littoral environments as the pivotal element in developing the distinct traits of the human.The savanna theory is the term used by those in favour of the aquatic ape hypothesis for an the older version of the conventional (non-aquatic) understanding of how humans acquired bipedalism and other uniquely human characteristics
Edited sentence: However mosaic theory also does not involve water as a major environmental influence on human evolution.The savanna theory is the term used by those in favour of the aquatic ape hypothesis for an old conventional understanding of how humans acquired bipedalism (walking on two feet) and other human aspects.The savanna theory, as opposed to the aquatic ape hypothesis, does not involve aquatic or littoral environments as an important element in developing the distinct traits of the human