Hunter

The  and physical ability. One notable mutation that Richtofen witnessed was their uncanny ability to leap long distances and crawl on all fours like a cat or dog.

Extent of Mutations
As stated above, most Hunters were likely Parkour or freerunning activists. The mutation has, for some reason, caused the Hunter to claw it's own eyes out. Instead of using sight to locate victims, it releases growls and cries periodically to check the terrain and to find victims. The Hunter's mutations have given it the ability to leap long distances as well as sharp claws. It releases a distinct cry once it sees Survivors and when prowling around or pouncing.