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.
The umbrella bird is a bluish black colour, it has a ascotlike feathered wattleup to 30 cm long and it is about 46 cm long. Female umbrella birds are duller black and have sho â¦ rter crests and wattles.4 people found this useful.On the Wallaby.f you mean the vertabrate bird than you can't be asking this question seriously. A bird has fea â¦ thers, two wings, a beak, is warm-blooded, has two feet, two eyes, and a claws. Most birds can fly, the birds that can't fly are the emu, ostrich, peacock, and penguin.