there aren't none the hollow bones don't break as easily and they are able to produce bone marrow inside.
bones are solid
Solid Bones A+
Any advantage
No. Bones are solid.
The bones
No, fish do not have hollow bones. Fish have a bony skeletal structure that is made up of solid bones. The solid bones provide support and protection to the fish's body and contribute to their buoyancy control in water.
Constant size & shape.
i guess it could be in the way that birds have hollow bones
they are hollow to be more aerodynamic
they can disadvantage you in spots and an advantage they make you strronger
An emu's bones are solid and adapted for long periods of running and walking. A seagull's bones are light and hollow so they can fly easily.
Bones Vessels and others