Biological Conservation 99: 245-252.
Northern Ireland | Northern Territory | V-1 flying bomb | Royal Flying Corps | Northern Pacific Railway | Kimberley, Northern Cape | Northern Illinois University | Northern Cape | Northern England | flying boat | Army of Northern Virginia | Northern California | Monty Python's Flying Circus | Northern Italy | Royal Northern College of Music | Northern Ireland national football team | Northern | Northern Hemisphere | Northern Exposure | Northern Ontario | Northern Province | Northern Mariana Islands | Northern League | Northern Rhodesia | flying ace | United States District Court for the Northern District of California | Palmerston, Northern Territory | Northern Germany | The Flying Nun | Northern Wei |