Great bustard it well camouflaged in open habitats. Immature birds resemble the female. The eastern subspecies ("O. t. dybowskii") is more extensively grey in colour in both sexes, with more extensive barring on the back. The great bustard has long legs, a long neck and a heavy, barrel-chested body. It is fairly typical of the family in its overall shape and habitat preferences. Three other bustard species overlap in range with this species: the Macqueen's ("Chlamydotis macqueenii"), houbara ("Chlamydotis undulata") and little bustards ("Tetrax tetrax"). However, none of these attains the plumage coloration nor approach the body sizes of this species. Thus,
Ben 10: Destroy All Aliens Shortly afterwards, Tetrax Shard arrives and tells Ben that Azmuth has asked to meet with him. They go to meet Azmuth but are attacked by an evil version of Waybig. Tetrax and Ben fight the alien, who is teleported into the Omnitrix, though neither of them is aware of it. Tetrax decides to take Ben to search for Azmuth and activates a new function on the Omnitrix. Before he can explain this new ability, the ship is attacked and Ben is sucked out into the atmosphere, falling to the ground as Diamondhead. It is later revealed that the new ability