What are some characteristics that belong to the struthioniformes order?

Struthioniformes is an order of Flightless Birds that includes ostriches and their relatives. Key characteristics of this order include a large body size, long necks, and powerful legs adapted for running at high speeds. They possess small wings and a flat breastbone, which is typical of flightless birds, and most species are characterized by their strong social behaviors and adaptations to terrestrial habitats. Additionally, they have a unique reproductive strategy, often laying eggs in communal nests.