The cause of Meniere's disease isn't understood. One popular theory that hasn't been proved is that Meniere's disease appears to be the result of the abnormal amount of fluid (endolymph) in the inner ear. This often shows on autopsies, but it's not clear that it causes the episodes.
Ostrich wings apparently help the giant flightless birds run,explaining the puzzling phenomenon of why ancient dinosaurs evolved feathered limbsbefore developing flight.eeding them got them used tome as their mama.. After three years, when the ostriches were full-grown, thescientists video-recorded them as they raced down nearly 1,000-foot (300-meter)stretches outdoors. They found the ostriches used wings as sophisticatedair-rudders for rapid braking, turning and zigzag maneuvers.
Ostriches are large, flightless birds that have very distinctive long necks. Ostriches are the largest living species of bird in the world and they also lay the largest eggs of any bird. Ostriches mainly eat seeds and plants, but have also been known to eat the occasional insect!striches are native to Africa, and used to live in the Middle East until they became extinct in the mid 20th century due to excessive hunting. In the wild, ostriches live in savannas. A savanna is just a grassland ecosystem that has a limited amount of trees and shrubs.