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Why are the leg bones of a human leg large and dense while the bones in a bird's leg are small and hollow?
Wiki User
∙ 14y ago
The human's bones need to support larger amounts of weight and withstand pressure, twisting, and other forces. The bones of the bird need to be light-weight so that the bird can acheive flight.
Wiki User
∙ 14y ago
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Human bones are dense and are often filled with marrow but many bones of birds are hollow. Why might birds have hollow bones?
Flight requires that the weight of the bird be kept as low as possible.
How do bones of human different from those of birds?
Human bones are thicker and denser; bird bones are thinner, hollow and mean less weight on the bird.
How ae bird bones different from those other animals?
Tobi says: Bird's bones are hollow to help them fly,obviously to reduce weight when they fly. Human bones, on the other hand, are not hollow. We need strong bones to do the things we do, eg: walking, skipping, jumping etc...
How are pelican skeletons different to human skeletons?
In addition to having a different arrangement, the bones of a pelican are hollow, which is a characteristic shared by all birds. The bones of humans and other mammals are not hollow but filled with marrow.
How does chicken bone marrow differ from human bone marrow?
All birds have "hollow bones", they have air pockets in them to reduce weight.
How are hummingbird bones different from human bones?
humming bird bones are hollow, while human bones are not holllow
What makes birds bone lightz?
If you mean "light" as in "the opposite of being heavy", then: Bird bones are hollow. Well, not completely, but if you look at the structures they are not as "filled up" as, say, human bones.
Why do you think chicken bones are stronger than human bones?
Chicken bones are not stronger than the human bones because they are hollow.
Why is there marrow in your bones?
Well, as you know, the leg bones of birds are hollow in order to save weight. In their early development as a chick, they may have marrow in them. In human bones, the marrow in the long bones is the place where new blood cells are produced.
How bird is different from us?
Human bones are thicker and denser; bird bones are thinner, hollow and mean less weight on the bird. In doing so, the birds whole body is lighter and therefore more of a advantage to fly.
What is the difference between a bird and a human other than flying?
they have hollow bone and human bones are solid
How is a cytoskeleton like a human skeleton?
they oth have long hollow tubes like bones.
