Reviewed by Jennifer Robinson, MD on0/, 014. Weight cycling is losing weight and regaining it over and over. It's called yo-yo dieting when it happens because of dieting. Weight cycles can be big (50 pounds or more) or small (5-10 pounds).
Ostriches share the order Struthioniformes with the kiwis, and other ratites. It is distinctive in its appearance, with a long neck and legs and the ability to run at maximum speeds of about 70 km/h (45 mph), the top land speed of any bird. The ostrich is the largest living species of bird and lays the largest egg of any living bird.
The Biggest and The Fastest. The ostrich is the worldâs biggest and fastest bird. It is also a bird that cannot fly, but it can run very fast indeed - as fast as a car. Ostriches are found in the wild in deserts and savannahs. An ostrichâs wings are small, but its legs and neck are very long. Its long, thick, and powerful legs can cover great distances without much effort, and its feet have only two toes for greater speed.