When his dog Cruiser alerted him with barking, Seago, a man accustomed to wildlife encounters, never anticipated an 820-pound animal on his front lawn. Typically, his dog’s barks signal deer or raccoons, so initially, Seago didn’t think much of it. But his perception changed when his daughter’s screams pierced the air. Just 5 yards from his porch stood a feral hog, sporting tusk-like teeth measuring about 6 inches. Concerned for his dog and family’s safety, Seago dashed inside for his .38 caliber revolver. It took three shots to bring down the hog. The next day, he weighed the animal at…