There is nothing inside of them, so the birds can fly
Bird bones are lightweight due to the presence of air cavities within them, known as pneumatic bones. These hollow spaces reduce the overall density of the bones while maintaining their strength, allowing birds to fly more efficiently. Additionally, the arrangement of bone structure in birds is highly optimized for strength and minimal weight, contributing to their lightweight nature.
the air inside it.
The four main types of bones are long bones (e.g. femur), short bones (e.g. carpals), flat bones (e.g. sternum), and irregular bones (e.g. vertebrae). Each type serves a specific function in the body's musculoskeletal system.
when the baby is born, they have 300 bones but the bones are little. As you gradually become older, your bones join and become joints. So that's why adults have 206 bones.
There are about 300 bones in the human newborn baby. Many bones eventually fuse together due to the soft cartilage hardening after the baby is born, the fusing doesn't happen instantly though, it takes months and even years for the cartilage is solidified.
Bones can last for centuries, even thousands of years, under the right conditions. Factors such as burial environment, temperature, and moisture levels all play a role in determining how well bones can be preserved. In archaeological contexts, bones have been discovered from ancient civilizations, giving us insights into past human populations and activities.
Body height is primarily determined by genetics, but factors such as nutrition, exercise, and overall health can also play a role in reaching your maximum potential height. During puberty, growth plates in the bones contribute to growth, and ensuring proper nutrition and regular physical activity can help support healthy development. Consulting with a healthcare provider or a nutritionist can provide personalized guidance on optimizing growth and development.
bird bones are hollow. that is why they are light
Bird bones are light because they are hollow.
it helps them fly because their bones are lighter and its easier to fly with light bones. But birds with dense bones, such as penguins makes it impossible for them to fly
Their bones are hollow which makes the bird light. With its lightness it is able to fly.
Bird
Bird bones because feathers are very light and the bones just depend on the type of bird.
They are hollow and light.
bird
the bones are hollow. makes the bird a lot lighter and thus generally suited to take flight!
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.
Most bird bones are very light, because extra weight would make it impossible to fly.
In order for the bird to be as light as possible for flight. This "hollowness" reduces their body weight by about 5%, depending on what kind of bird it is, in contrast to their would-be weight if their bones were not hollow.