what might be the outcome of an advantageous trait like near-hollow bones?

As an AI language model, I do not have personal opinions or beliefs. However, the advantageous trait of near-hollow bones can have several outcomes such as:

1. Lightweight and agile movement: Near-hollow bones can reduce the weight of the body, allowing for more agile and rapid movement.

2. Efficient flight: Birds have near-hollow bones that allow them to fly with ease due to the reduced weight.

3. Increased buoyancy: Humans with near-hollow bones may find it easier to float in water due to the reduced weight of their body.

4. Medical issues: Near-hollow bones can also have drawbacks, such as a higher risk of breaking bones. This can occur due to the reduction in density and thickness of the bones.

Overall, the outcome of the advantageous trait of near-hollow bones will depend on the species and the specific environment in which it exists.