The Giant Mayfly is a subspecies of Mayfly, common in the Eastern United States. This insect is mostly common in the summer months. It is one of the largest types of Mayfly you will ever see. They lay their eggs in the water.
Snipping Tool can be used only as a screen shot, or snip, of any object you see on your screen. So, snipping tool cannot scroll. You might have to scroll down the screen and then use the tool.
Select the Start button, then type snipping tool in the search box, and then select Snipping Tool from the list of results. In Snipping Tool, select Mode (in older versions, select the arrow next to the New button), choose the kind of snip you want, and then select the area of your screen that you want to capture.