Answer:
The reason for the Ostriches way of being like this with the adaptions of strong legs and increased weight and it being flightless bird are because of the environment they live in where the air is to dangerous and also of the predators that live in their environment. It is flightless and is because of the environment it lives in causing them to have to change and adapt and is the reason why they are not like other birds that can fly and why they have such strong legs instead.
Explanation:hope this helps
