Because they have bones in their bodies which keeps them balance. These bones are called the skeleton.
stay upright
the sloth. it can swim, climb trees and sit upright
A great white dorsal fin does always stay upright in the water. The fin is what helps the shark swim.
They need to be tie on a fence
id
Black footed ferret and prairie dog?
You can make a rubber duck float upright in water by adding weight to the bottom of the duck, such as a small amount of clay or a coin, to help it stay balanced and upright in the water.
Actually things usually do not stay upright when there is gravity, they usually fall over onto their sides. For something to stay upright when there is gravity they need to have an active stabilization system using feedback to react to and correct for every time it begins to fall over.
None, its your SPINE -- Smart Dart
Bikes stay upright while in motion due to a combination of factors, including the gyroscopic effect of the spinning wheels, the bike's forward momentum creating stability, and the rider's ability to steer and balance.
if you study newtons first law of gravity it tells you it would stay upright because of momuntem and gravity resistance if is all very physacil if you dont move it will fall with momuntem,balance,gravity,and your weight you will not fall
Most plants and animals need to stay upright to optimize their access to essential resources. For plants, being upright allows them to capture more sunlight for photosynthesis and facilitates the efficient uptake of carbon dioxide from the air. For animals, maintaining an upright posture aids in mobility, balance, and the ability to navigate their environment effectively, which is crucial for finding food, avoiding predators, and engaging in social interactions.