Originally developed in Australia by Seeker Aviation. Many government agencies use it as an observation platform.
The main web site for the seeker is: https://www.seekeraircraft.com/
https://en.wikipedia.org/wiki/Seabird_Seeker
No options that I can find for RC in Outerzone or as a kit. With modern 3D printers, printing a fuselage would be a viable option.