Positively wicked. the harpy eagle is the only one with a crest (funny-shaped feathers on the head).It is the biggest of the eagle family.ositively wicked. the harpy eagle is the only one with a crest (funny-shaped feathers on the head).
You should plan on spending at least two to three hours at the imaging facility. There is a 60 minute resting period before imaging, and your actual scan will take approximately 15-35 minutes, depending on the type of scan you are having and the type of scanner being used.
edit Principle and Procedure. A CT scan relies on a series of X-rays and is usually completed within 5-10 minutes. On the other hand, a PET scan takes anywhere between 2 to 4 hours. The basic principle behind a CT scan relies on the reconstruction of a three dimensional image of an organ, by a computer.