Keith L. Bildstein has written:
'Behavioral ecology of red-tailed hawks (Buteo jamaicensis),
rough-legged hawks (Buteo lagopus), northern harriers (Circus
cyaneus), and American kestrels (Falco sparverius) in south central
Ohio' -- subject(s): American kestrel, Behavior, Circus cyaneus,
Falconiformes, Red-tailed hawk
'Migrating Raptors of the World'