Its Wild C.A.T.SIt's Wild C.A.T.S (1994–1995) and it was not red but a yellow triangle upside down on the main protagonists headprotagonists' heads in the first episode.
Universal war wages between two prehistoric alien races. One of the races is the heroic Kherubim while the other is the evil Daemonites.
You can view the relevant scenes at around the 11:19 and 14:24 marks in the video below.
