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 ostrich can stand more than 9 feet tall, weigh 350 pounds and run faster than anything else on two legs; but in the end, this living feather duster is all avian.08-01-2006 // Doug Stewart. THE OSTRICH, the worldâs largest living bird, is also the fastest runner on two legs.n short bursts, a lion or a cheetah can overtake it. But an ostrich can motor for 10 miles straight at a steady 30 miles an hourâfaster than Lance Armstrong in a time trial.