Scientists also believe that birds have some very different traits from their relatives, such as feathers instead of scales (though most birds have reptile-like scales on their legs and feet), pointed beaks, and wings. People who study birds are called ornithologists.cientists also believe that birds have some very different traits from their relatives, such as feathers instead of scales (though most birds have reptile-like scales on their legs and feet), pointed beaks, and wings. People who study birds are called ornithologists.
4 / 6 Show Caption + Hide Caption â Under Secretary of the Army Joseph W. Westphal talks with senior leaders at the Joint Readiness Training Center, or JRTC, about how to most effectively train Soldiers for the future, Oct. 18, 2012, at Fort Polk, La.
Naval Air Station Joint Reserve Base Fort Worth. Naval Air Station Fort Worth Joint Reserve Base (or NAS Fort Worth JRB) (IATA: FWH, ICAO: KNFW, FAA LID: NFW) includes Carswell Field, a military airbase located 5 nautical miles (9 km; 6 mi) west of the central business district of Fort Worth, in Tarrant County, Texas, United States.