| 
						 
						
						We use three model species in this 
						website to illustrate differences in visual fields. If 
						you are interested in learning more about these species, 
						please, follow these links: 
						
							
							Great Horned Owl (referred to as 
							owl): 
						
						
							
							
							
							
							http://www.mbr-pwrc.usgs.gov/id/framlst/i3750id.html
						
 
						
							
							European Starling (referred to as 
							starling): 
						
						
							
							
							
							
							http://www.mbr-pwrc.usgs.gov/id/framlst/i4930id.html
						
 
						
							
							Mallard:
							
							
							http://www.mbr-pwrc.usgs.gov/id/framlst/i1320id.html
						   |