Tdracer,
Reference Catfish. there is also Catbird, CATB (Cooperative Avionics Test Bed). Catbird being Lockheed’s ICAO callsign. I presume Catfish was correspondingly used informally, as it’s the ICAO callsign of a UK company.
And of course because, because it’s the F-22 radar, ESM and other sensor testbed : “
Scientists believe that catfish have whiskers, which are also called “barbels”, due to the fact that each one is loaded with tiny taste buds and special olfactory sensors to help them smell and feel the food around them when navigating in the dark.”……
https://www.abovetopsecret.com/forum/thread1267870/pg1
https://en.wikipedia.org/wiki/Lockheed_Martin_CATBird
