The Grumman F9F/F-9 Cougar is a carrier-based jet-powered fighter aircraft designed and produced by the American aircraft manufacturer Grumman.
A swept-wing F9F-6 Cougar (foreground) and a straight-wing F9F-5 Panther in flight
An F9F-6 of VF-24 on USS Essex in 1955
The F9F-8 was fitted with an inflight refueling probe and Sidewinder missiles.
A swept wing is a wing angled either backward or occasionally forward from its root rather than perpendicular to the fuselage.
The Sukhoi Su-47 being followed by two Su-27s. The Su-47 uses a forward wing sweep, while the Su-27s sport a more conventional backward-swept design.
A straight-winged North American FJ-1 flying next to a swept-wing FJ-2 in 1952.
LET L-13 two-seat glider showing forward swept wing
Grumman X-29 experimental aircraft, an extreme example of a forward swept wing