The Latest: Bear spotted near possible Alaska mauling area
Responders are at the scene looking for the animal, but Marsh cautions it hasn't been determined if it attacked anyone.
Police, however, say hospital medics found the wounds to his chest were more consistent with an animal attack than injuries from a knife.
Anchorage police say the man collapsed after stumbling out of the woods Wednesday night in a greenbelt area officials say is a corridor for wildlife including black and brown bears, and moose.
Police spokeswoman Jennifer Castro said Thursday that hospital medics found the wounds to the man's chest were more consistent with an animal attack rather than injuries from a knife.