Labels:text | mammal | animal | fin | dolphin | marine mammal | whale | aquatic mammal OCR: LOCKHEED " BLACKBIRD ## SR-71 The layout of the SR-710 high altitude strategic reconnaissance aircraft is unique, with the @ engines mounted on the delta wing and fuin canted fins on': the engine nacelles. carrying a crew of tuo in tandem, the aircraft can fly at up to Mach 3 and a ceiling Of over BO.000 Ft. A variety of camer as and electronic sensors are carried. The aircraft has been in ser vice with the USAF for over 25 years. The SR-71 is powered by twin JTIID reheated furbojets and has a wingspan of 55 % an overall length of 107 5"2