In a school back pack try not to go over 20% of your body weight. Anything more and you really need a pack with a frame. In this case rule aim not to carry more than 1/3 of your total body weight on your back.
One quarter of its weight
an alpaca can carry only a little weight usually about 30 or 40 pounds
They can carry their own weight
Because they have to carry around more weight, and over time it becomes strenuous on their bodies. The human body is not meant to carry that much weight.
A bald eagle can carry about 4 pounds of weight.
The amount of weight a person can carry will depend upon the person. The stronger the person is, the more weight that they will be able to carry.
.044
2500
An eagle can carry up to about 4-5 pounds of weight while flying.
Eagles can carry up to half of their body weight while flying.
A bald eagle can carry about 4 pounds of weight while flying.
A bald eagle can lift and carry up to about 4 pounds of weight.