For the predatory aspects - I'm considering the following -

Feline - for feral cats ran ranging up to 200 lbs, including Cougars/Mountian Lions, and Cheetahs.

Panthera - for large feral cats from 200-600 lbs, Including Tigers Lions & Leopards .

Ursus - for bears of all sizes and types

Mustelids - for weasels & wolverines

Canine - for feral dogs, which include Wolves & Coyotes.

Hyaenid - for Hyenas