Usually, watchful waiting is an outpatient process and may have a duration of months or years. In contrast, medical observation is usually an inpatient process, often involving frequent or even continuous monitoring and may have a duration of hours or days. 1 Medical uses.
Shearwaters earned their name by their ability to cut - or shear - the water with their wings, although until recently they were known as 'muttonbirds'. This name was given to them by early European settlers, who killed the birds for food and found that their flesh tasted like mutton.
Birds, Class Aves, are arranged into groups called Orders (ending in-iformes); these are such groups as the ducks and geese, loons, hawks and eagles, hummingbirds, kingfishers and rollers, herons and egrets, and penguins.