Stability.
Balance
its a removeable cast that keeps your foot in a upright postion. used only when sleeping.
Body balance is the ability of the body to keep itself in an upright position. The body uses muscles, out feet, equilibrium and bones to help keep our balance.
Why do Butterflies keep wings in an upright position
I think it's the croupade
Vacuoles maintain the cell turgidity to keep the plants upright.
Humming Birds have the ability to hover meaning they can postion themselves in way that they drink nectar easily.
First hominid to stand upright.
Orthopnea is the term used to describe the difficulty in breathing comfortably when lying down and the ability to breathe more easily in an upright position.
To keep it upright.
That is 'bipedalism'.
Thumbs and the ability to walk upright