No, theres a bird called sparrow though.
No, bird bones are hollow.
The innermost part of the bone in called the Bone Marrow or inner bone
No, there is not a thing called white marrow, just white blood cells and bone marrow.
Marrow is inside of a bone that's why it's called bone Marrow
All bones in your body are filled with marrow. That's why it's called bone marrow.
The substance in the center of the bones is called Bone Marrow. There is yellow marrow and red marrow.
Birds can fly because they light feathers &they do not have bone marrow
terror-struck duck, chilled to the marrow sparrow
it is called an autologous bone marrow transplant
Marrow
bone marrow is in the middle of your bone.
In a procedure called "allogeneic bone marrow transplant," a donor is found whose marrow matches that of the patient.