As with gyrfalcons, color varies widely. The Arabs have 11 names for this species, based on different colors and color patterns. They feed primarily on mammals and ground dwelling birds. Lanner and Laggar Very similar species, they may be a single species separated geographically. Smaller than sakers, but still a large bird with a wingspan of 35 to 39 inches.
Pairs stay together year round and hunt cooperatively.
Prey primarily on small birds, but like the other desert falcons they also take small mammals, reptiles and insects. The Prairie Falcon is the North American version of the Saker in Eurasia, the Lanner in southern Europe and Africa, and the Laggar in India. It is a bird of the prairies and open sage of western North America. The wingspan is 36 to 44 inches. They are capable of taking mammals up to the size of jackrabbits, but ground squirrels and small birds are more common as food species.