As a result, the various Al Queda groups- yes, I know that ISIS is not Al Queda, have quickly acknowledged and reported casualties. Likewise, Hamas and Hezbollah have been generally willing to acknowledge deaths from Israeli military actions and publically acknowledge casualties via paying out death benefits.
You seem to have difficulty grasping the concept that one can, at the same time, be:
A. A terrorist
B for varying motivations, truthful